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人教版 (2019)必修 第三册Unit 4 Space Exploration精品ppt课件
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这是一份人教版 (2019)必修 第三册Unit 4 Space Exploration精品ppt课件，共23页。PPT课件主要包含了A C等内容，欢迎下载使用。
✿Language gal: 1. Be Able t remember and use key wrds and expressins, such as prvide fr, in clsing, t imprve language, learning efficiency and language skills. 2. Be Able t distinguish between infinitive used as attributes and adverbials and understand their functins and meanings. ✿Cmpetency gal: 1. An argumentative paper that understands the meaning and value f space explratin and distinguishes the authr’s arguments frm relevant arguments. 2. Be Able t write a frmal argumentatin n the tpic f supprt fr space explratin. ✿Emtinal gals: t analyze and judge different psitins and attitudes n space explratin, t judge the advantages and disadvantages f the develpment f science and technlgy frm the perspective f all-rund develpment, and t cultivate critical thinking.
What’s yur pinin n space explratin?
Are yu fr r against it? And why?
Read and Find
Is explring space a waste f time and mney?
Cuntries arund the glbe are spending billins f dllars and lts f time n ______________________ (各种太空任务), whether t Mars r ther planets much further away. Sme peple ___________ (认为) we shuld stp wasting time and mney explring space. Instead, we shuld _____________________ (解决世界上穷人的温饱问题) and __________________________ (尽快找到解决方案) ther prblems, such as pllutin and fatal diseases. Hwever, thers feel this is ________________ (一种肤浅的观点) which fails t realise hw explring space helps us. Firstly, explring space has already __________________ (发挥了重要作用) in the fight against wrld hunger. It has directly ___________ (促成) the many satellites that nw rbit Earth. A numlber f the satelites recrd data n land and weather patterns. Then the data is transmitted t scientists n Earth. After careful analysis, the scientists can prvide __________________________________ (有用的建议和意见) fr farmers. ____________ (因此), ______________________(基于太空的科学) has helped farming in its effrts t grw enugh fd t feed Earth’s _______________________(不断增长的人口).
varius space missins
feed the wrld’s pr
find immediate slutins t
a shallw view
made a difference
resulted in
useful recmmendatins and advice
As a result
space-based science
increasing ppulatin
Secndly, space explratin has already ___________________________________ (推动了科技进步) that benefit us all. __________________ (高端产品) arund the wrld are made t a higher standard nw because f ___________________ (先进的技术) which was first created t _____________________ (满足要求) fr space explratin. Fr example, space technlgies have helped the research and develpment f different types f new material. They have als helped cmpanies make better heart mnitrs and ther machines that dctrs regularly use. Tday, space technlgies _______________ (广泛应用于) in all kinds f industries, and everyday prducts such as GPS, memry fam pillws, and smart phne cameras are changing ur lives. Finally, ___________________________ (将宇航员送入太空) has helped peple t think abut the wrld’s prblems and even t find ways t slve them. Seeing pictures f ur planet as an island in a black sea made peple realise that ur __________________________ (地球的资源是有限的). In rder t ___________ (提供生活所需) such a rapidly increasing ppulatin, scientists are trying t find ther planets that culd ne day be ur new hme. _____________________________ (目前最受关注的是) is n Mars because it is clser t Earth. In the future humans may live n bth planets. _________ (总之), explring space prvides the wrld with many different benefits. Therefre, it shuld cntinue s as t prvide new and better slutins t peple’s ________________________________ (长短期问题).
prmted technlgical imprvements
High-end prducts
advanced technlgy
meet the requirements
are widely used
sending astrnauts int space
planet’s resurces are limited
The greatest attentin at present
shrt-term and lng-term prblems
Argumentative essay (议论文)
An argumentative essay is a piece f writing that gives an pinin n a tpic by reasning with arguments.
Cuntries arund the glbe are spending billins f dllars and lts f time n varius space missins, whether t Mars r ther planets much further away. ___________________________________________________________________________ (一部分人认为，我们应该停止浪费时间和金钱去探索太空) Instead, we shuld feed the wrld’s pr and find immediate slutins t ther prblems, such as pllutin and fatal diseases. Hwever,__________________________________________________________________________________.(另一部分人觉得这是一种肤浅的观点，没有认识到探索太空给我们带来的好处) ________, ___________________________________________________________________________(首先，太空探索已经在对抗世界饥饿的斗争中发挥了重要作用). It has directly resulted in the many satellites that nw rbit Earth. A number f the satellites recrd data n land and weather patterns.
Sme peple argue that we shuld stp wasting time and mney explring space.
thers feel this is a shallw view which fails t realise
nw explring space helps us
Firstly, explring space has already made a difference in the fight against
wrld hunger.
Thesis statement(主题句/中心论点）
Intrductin(P1): t give backgrund infrmatin and state the viewpint.
Then the data is transmitted t scientists n Earth. After careful analysis, the scientists can prvide useful recmmendatins and advice fr farmers. As a result, space-based science has helped farming in its effrts t grw enugh fd t feed Earth’s increasing ppulatin. _________________________________________________________________________________________ (其次，太空探索推动了科技进步，使全人类受益.) High-end prducts arund the wrld are made t a higher standard nw because f advanced technlgy which was first created t meet the requirements fr space explratin. Fr example, space technlgies have helped the research and develpment f different types f new material. They have als helped cmpanies make better heart mnitrs and ther machines that dctrs regularly use. Tday, space technlgies are widely used in all kinds f industries, and everyday prducts such as GPS,memry fam pillws, and smart phne cameras are changing ur lives.
Secndly, space explratin has already prmted technlgical imprvements
that benefit us all.
_________________________________________________________________________________________________________________________ (最后，将宇航员送入太空促使人们思考全球问题，甚至去寻找解决办法). Seeing pictures f ur planet as an island in a black sea made peple realise that ur planets resurces are limited. In rder t prvide fr such a rapidly increasing ppulatin, scientists are trying t find ther planets that culd ne day be ur new hme. The greatest attentin at present is n Mars because it is clser t Earth. In the future humans may live n bth planets._______________________________________________________________________(总之，太空探索给世界带来了种种好处).Therefre, it shuld cntinue s as t prvide new and better slutins t peple’s shrt-term and lng-term prblems.
Finally, sending astrnauts int space has helped peple t think abut the
wrld's prblems and even t find ways t slve them.
In clsing, explring space prvides the wrld with many different benefits.
Bdy (P2-P4): t shw main arguments and t persuade the readers.
Cnclusin (P5): t summarize the argument and t restate the pint.
Cuntries arund the glbe are spending billins f dllars and lts f time n varius space missins, whether t Mars r ther planets much further away.Sme peple argue that we shuld stp wasting time and mney explring space. __________, we shuld feed the wrld’s pr and find immediate slutins t ther prblems, such as pllutin and fatal diseases.__________, thers feel this is a shallw view which fails t realise nw explring space helps us._______, explring space has already made a difference in the fight against wrld hunger. It has directly resulted in the many satellites that nw rbit Earth. A number f the satellites recrd data n land and weather patterns. ______ the data is transmitted t scientists n Earth. _______careful analysis, the scientists can prvide useful recmmendatins and advice fr farmers. ___________, space-based science has helped farming in its effrts t grw enugh fd t feed Earth’s increasing ppulatin.
reasning in sequence(逻辑论证）
Chesive wrds (衔接词)
1. Read the argumentative essay abut space explratin and answer the questins:1) Why are sme peple against space explratin?2) What has space explratin dne fr fd prductin?3) What did the pictures f Earth frm space make peple realise?4) Hw des space explratin benefit the prducts that peple use nwadays？
Because they think it is a waste f time and mney, and that we shuld feed the wrld’s pr and find immediate slutins t ther prblems, such as pllutin and fatal diseases, instead.Satellites study land and weather patterns. These studies help farmers grw mre crps and warn them abut natural disasters befre they ccur. They made peple realise that ur planet’s resurces are limited.Advanced technlgy develped fr space explratin has prmted technlgical imprvements that benefits us all by allwing prducts t be made t a higher standard.
_________, space explratin has already prmted technlgical imprvements that benefit us all. High-end prducts arund the wrld are made t a higher standard nw because f advanced technlgy which was first created t meet the requirements fr space explratin. ___________, space technlgies have helped the research and develpment f different types f new material. They have als helped cmpanies make better heart mnitrs and ther machines that dctrs regularly use. _______, space technlgies are widely used in all kinds f industries, and everyday prducts ________ GPS,memry fam pillws, and smart phne cameras are changing ur lives.
giving examples
_________, sending astrnauts int space has helped peple t think abut the wrld's prblems and even t find ways t slve them. Seeing pictures f ur planet as an island in a black sea made peple realise that ur planets resurces are limited. In rder t prvide fr such a rapidly increasing ppulatin, scientists are trying t find ther planets that culd ne day be ur new hme. The greatest attentin at present is n Mars because it is clser t Earth. In the future humans may live n bth planets.____________, explring space prvides the wrld with many different benefits. __________, it shuld cntinue s as t prvide new and better slutins t peple’s shrt-term and lng-term prblems.
supprting evidence(bjective)
Brainstrm: Hw t write an argumentative essay
Step 1: decide n a tpic
Step 2: Structure the essay
Step 3: plish the language
Intrductin:different pinins and the thesis statement
Bdy:arguments and supprting evidence
Cnclusin:restatement f the writer’s pinin
观点类作文 就“探索太空”话题分析评论
一般现在时第一、第三人称
首段：引入话题，点明观点
中段：支持和反对观点的理由
开门见山点明话题介绍两种相反观点及其理由阐述自己的观点
Write an argumentative essay abut space explratin
A. There are a lt f unslved mysteries n Earth. S why are we ging int space t explre?B. It is necessary t find a new hme fr peple in space, as the resurces n Earth will run ut.C. I cannt understand spending all this mney n expensive research and experiments when s many peple need fd.D. Explring space encurages scientists t imprve technlgy that can help peple in ther ways, t.
Fr space explratin:
Against space explratin:
Are these arguments fr r against explring space? Put them in the table belw.
3. Use what yu have learnt t write abut abut yur pinin abut space explratin.
Is explring space a waste f time and mney? Instead f wasting large amunts f mney and time, space explratin prvides mre advantages fr us. Firstly, thanks t ____________________（基于太空的科学), explring space has played a key rle in________________________________(解决地球上不断增加的人口的温饱问题). Secndly, space explratin has truly_______________________________(推动了科技进步) . With the high standards f space technlgy, lts f_________________________(高端产品大量涌现) in all kinds f industries, benefiting us all. Finally, explring space makes us_______________________________________ (更好地理解世界上的问题) and the uter envirnment, making it pssible t_____________(找到解决方法）. __________(总而言之), space explratin___________________________(为人类带来更多好处). Therefre, mre attentin shuld be paid t it.
the space-based science
feeding Earth’s increasing ppulatin
prmted technlgical
high-end prducts spring up
better understand the
find slutins
brings mre benefits fr humans
imprvements
wrld’s prblem
2021年6月17日，神舟十二号载人飞船发射成功，中国人首次进入自己的空间站。 三位航天员在90天内出色地完成了既定任务。10月16日，神州十三号载人飞船搭载三名宇航员再次入住我们自己的空间站，并开启了长达半年的太空之旅。 现你校英语报“Vice Yur Opinin”栏目正在征集大家对于太空探索的利弊的看法，假定你持反对意见，请发表你的观点。
Against space explratin
Argument 1: I cannt understand spending all this mney n expensive research and experiments when s many peple need fd.
Argument 2: There are a lt f unslved mysteries n Earth. S why are we ging int space t explre?
Argument 3:...
Revise the draft
Everyne gets excited by the news f the mst recent space flights, and I t share in peple’s sense f awe and wnder at the phts frm space that we see. Hwever, it is hard t justify________________________(太空飞行的高成本). __________(在我看来) , we shuld be spending ur mney mre wisely, n what peple need. Firstly, space explratin is quite cstly and prvides few real benefits fr cmmn peple. At present, there are many __________________ (更紧急的任务) n Earth that require investments, such as glbal warming,___________ (致命性疾病) and ________________（解决穷人的温饱), which affect the lives f millins f rdinary peple.
Title：___________________________
the high cst f space flights
mre urgent missins
fatal disease
feeding the hungry
Secndly, sending astrnauts int space can’t be _____________________(尽快的解决方案) ur planet’s limited resurces and increasing ppulatin. Instead f trying t find a new hme, fr the present, it ________________(更有意义) t take care f ur planet and bettered it. Finally, explring space can _______________ (直接导致) quite lts f pllutin t the realm and be quite risky t ur astrnauts. Surprisingly, with a number f __________________(未解的谜团) n the earth fr us t explre, why d we have t g that far? __________(总而言之), it just des nt seem ____________________(明智的投资) t g t space. We have t many needs here n the earth t be wasting ur effrts n space explratin.
an immediate slutin t
makes mre sense
directly result in
unslved mysteries
a very wise investment
Space explratin, yes r n?
1.Recite the sample writing yu have learned in this class.*2.(Optinal) Present a debate n the tpic “Is explring space a waste f time and mney?”.
Assignment
✿Language gal: 1. Be Able t remember and use key wrds and expressins, such as prvide fr, in clsing, t imprve language, learning efficiency and language skills. 2. Be Able t distinguish between infinitive used as attributes and adverbials and understand their functins and meanings. ✿Cmpetency gal: 1. An argumentative paper that understands the meaning and value f space explratin and distinguishes the authr’s arguments frm relevant arguments. 2. Be Able t write a frmal argumentatin n the tpic f supprt fr space explratin. ✿Emtinal gals: t analyze and judge different psitins and attitudes n space explratin, t judge the advantages and disadvantages f the develpment f science and technlgy frm the perspective f all-rund develpment, and t cultivate critical thinking.
What’s yur pinin n space explratin?
Are yu fr r against it? And why?
Read and Find
Is explring space a waste f time and mney?
Cuntries arund the glbe are spending billins f dllars and lts f time n ______________________ (各种太空任务), whether t Mars r ther planets much further away. Sme peple ___________ (认为) we shuld stp wasting time and mney explring space. Instead, we shuld _____________________ (解决世界上穷人的温饱问题) and __________________________ (尽快找到解决方案) ther prblems, such as pllutin and fatal diseases. Hwever, thers feel this is ________________ (一种肤浅的观点) which fails t realise hw explring space helps us. Firstly, explring space has already __________________ (发挥了重要作用) in the fight against wrld hunger. It has directly ___________ (促成) the many satellites that nw rbit Earth. A numlber f the satelites recrd data n land and weather patterns. Then the data is transmitted t scientists n Earth. After careful analysis, the scientists can prvide __________________________________ (有用的建议和意见) fr farmers. ____________ (因此), ______________________(基于太空的科学) has helped farming in its effrts t grw enugh fd t feed Earth’s _______________________(不断增长的人口).
varius space missins
feed the wrld’s pr
find immediate slutins t
a shallw view
made a difference
resulted in
useful recmmendatins and advice
As a result
space-based science
increasing ppulatin
Secndly, space explratin has already ___________________________________ (推动了科技进步) that benefit us all. __________________ (高端产品) arund the wrld are made t a higher standard nw because f ___________________ (先进的技术) which was first created t _____________________ (满足要求) fr space explratin. Fr example, space technlgies have helped the research and develpment f different types f new material. They have als helped cmpanies make better heart mnitrs and ther machines that dctrs regularly use. Tday, space technlgies _______________ (广泛应用于) in all kinds f industries, and everyday prducts such as GPS, memry fam pillws, and smart phne cameras are changing ur lives. Finally, ___________________________ (将宇航员送入太空) has helped peple t think abut the wrld’s prblems and even t find ways t slve them. Seeing pictures f ur planet as an island in a black sea made peple realise that ur __________________________ (地球的资源是有限的). In rder t ___________ (提供生活所需) such a rapidly increasing ppulatin, scientists are trying t find ther planets that culd ne day be ur new hme. _____________________________ (目前最受关注的是) is n Mars because it is clser t Earth. In the future humans may live n bth planets. _________ (总之), explring space prvides the wrld with many different benefits. Therefre, it shuld cntinue s as t prvide new and better slutins t peple’s ________________________________ (长短期问题).
prmted technlgical imprvements
High-end prducts
advanced technlgy
meet the requirements
are widely used
sending astrnauts int space
planet’s resurces are limited
The greatest attentin at present
shrt-term and lng-term prblems
Argumentative essay (议论文)
An argumentative essay is a piece f writing that gives an pinin n a tpic by reasning with arguments.
Cuntries arund the glbe are spending billins f dllars and lts f time n varius space missins, whether t Mars r ther planets much further away. ___________________________________________________________________________ (一部分人认为，我们应该停止浪费时间和金钱去探索太空) Instead, we shuld feed the wrld’s pr and find immediate slutins t ther prblems, such as pllutin and fatal diseases. Hwever,__________________________________________________________________________________.(另一部分人觉得这是一种肤浅的观点，没有认识到探索太空给我们带来的好处) ________, ___________________________________________________________________________(首先，太空探索已经在对抗世界饥饿的斗争中发挥了重要作用). It has directly resulted in the many satellites that nw rbit Earth. A number f the satellites recrd data n land and weather patterns.
Sme peple argue that we shuld stp wasting time and mney explring space.
thers feel this is a shallw view which fails t realise
nw explring space helps us
Firstly, explring space has already made a difference in the fight against
wrld hunger.
Thesis statement(主题句/中心论点）
Intrductin(P1): t give backgrund infrmatin and state the viewpint.
Then the data is transmitted t scientists n Earth. After careful analysis, the scientists can prvide useful recmmendatins and advice fr farmers. As a result, space-based science has helped farming in its effrts t grw enugh fd t feed Earth’s increasing ppulatin. _________________________________________________________________________________________ (其次，太空探索推动了科技进步，使全人类受益.) High-end prducts arund the wrld are made t a higher standard nw because f advanced technlgy which was first created t meet the requirements fr space explratin. Fr example, space technlgies have helped the research and develpment f different types f new material. They have als helped cmpanies make better heart mnitrs and ther machines that dctrs regularly use. Tday, space technlgies are widely used in all kinds f industries, and everyday prducts such as GPS,memry fam pillws, and smart phne cameras are changing ur lives.
Secndly, space explratin has already prmted technlgical imprvements
that benefit us all.
_________________________________________________________________________________________________________________________ (最后，将宇航员送入太空促使人们思考全球问题，甚至去寻找解决办法). Seeing pictures f ur planet as an island in a black sea made peple realise that ur planets resurces are limited. In rder t prvide fr such a rapidly increasing ppulatin, scientists are trying t find ther planets that culd ne day be ur new hme. The greatest attentin at present is n Mars because it is clser t Earth. In the future humans may live n bth planets._______________________________________________________________________(总之，太空探索给世界带来了种种好处).Therefre, it shuld cntinue s as t prvide new and better slutins t peple’s shrt-term and lng-term prblems.
Finally, sending astrnauts int space has helped peple t think abut the
wrld's prblems and even t find ways t slve them.
In clsing, explring space prvides the wrld with many different benefits.
Bdy (P2-P4): t shw main arguments and t persuade the readers.
Cnclusin (P5): t summarize the argument and t restate the pint.
Cuntries arund the glbe are spending billins f dllars and lts f time n varius space missins, whether t Mars r ther planets much further away.Sme peple argue that we shuld stp wasting time and mney explring space. __________, we shuld feed the wrld’s pr and find immediate slutins t ther prblems, such as pllutin and fatal diseases.__________, thers feel this is a shallw view which fails t realise nw explring space helps us._______, explring space has already made a difference in the fight against wrld hunger. It has directly resulted in the many satellites that nw rbit Earth. A number f the satellites recrd data n land and weather patterns. ______ the data is transmitted t scientists n Earth. _______careful analysis, the scientists can prvide useful recmmendatins and advice fr farmers. ___________, space-based science has helped farming in its effrts t grw enugh fd t feed Earth’s increasing ppulatin.
reasning in sequence(逻辑论证）
Chesive wrds (衔接词)
1. Read the argumentative essay abut space explratin and answer the questins:1) Why are sme peple against space explratin?2) What has space explratin dne fr fd prductin?3) What did the pictures f Earth frm space make peple realise?4) Hw des space explratin benefit the prducts that peple use nwadays？
Because they think it is a waste f time and mney, and that we shuld feed the wrld’s pr and find immediate slutins t ther prblems, such as pllutin and fatal diseases, instead.Satellites study land and weather patterns. These studies help farmers grw mre crps and warn them abut natural disasters befre they ccur. They made peple realise that ur planet’s resurces are limited.Advanced technlgy develped fr space explratin has prmted technlgical imprvements that benefits us all by allwing prducts t be made t a higher standard.
_________, space explratin has already prmted technlgical imprvements that benefit us all. High-end prducts arund the wrld are made t a higher standard nw because f advanced technlgy which was first created t meet the requirements fr space explratin. ___________, space technlgies have helped the research and develpment f different types f new material. They have als helped cmpanies make better heart mnitrs and ther machines that dctrs regularly use. _______, space technlgies are widely used in all kinds f industries, and everyday prducts ________ GPS,memry fam pillws, and smart phne cameras are changing ur lives.
giving examples
_________, sending astrnauts int space has helped peple t think abut the wrld's prblems and even t find ways t slve them. Seeing pictures f ur planet as an island in a black sea made peple realise that ur planets resurces are limited. In rder t prvide fr such a rapidly increasing ppulatin, scientists are trying t find ther planets that culd ne day be ur new hme. The greatest attentin at present is n Mars because it is clser t Earth. In the future humans may live n bth planets.____________, explring space prvides the wrld with many different benefits. __________, it shuld cntinue s as t prvide new and better slutins t peple’s shrt-term and lng-term prblems.
supprting evidence(bjective)
Brainstrm: Hw t write an argumentative essay
Step 1: decide n a tpic
Step 2: Structure the essay
Step 3: plish the language
Intrductin:different pinins and the thesis statement
Bdy:arguments and supprting evidence
Cnclusin:restatement f the writer’s pinin
观点类作文 就“探索太空”话题分析评论
一般现在时第一、第三人称
首段：引入话题，点明观点
中段：支持和反对观点的理由
开门见山点明话题介绍两种相反观点及其理由阐述自己的观点
Write an argumentative essay abut space explratin
A. There are a lt f unslved mysteries n Earth. S why are we ging int space t explre?B. It is necessary t find a new hme fr peple in space, as the resurces n Earth will run ut.C. I cannt understand spending all this mney n expensive research and experiments when s many peple need fd.D. Explring space encurages scientists t imprve technlgy that can help peple in ther ways, t.
Fr space explratin:
Against space explratin:
Are these arguments fr r against explring space? Put them in the table belw.
3. Use what yu have learnt t write abut abut yur pinin abut space explratin.
Is explring space a waste f time and mney? Instead f wasting large amunts f mney and time, space explratin prvides mre advantages fr us. Firstly, thanks t ____________________（基于太空的科学), explring space has played a key rle in________________________________(解决地球上不断增加的人口的温饱问题). Secndly, space explratin has truly_______________________________(推动了科技进步) . With the high standards f space technlgy, lts f_________________________(高端产品大量涌现) in all kinds f industries, benefiting us all. Finally, explring space makes us_______________________________________ (更好地理解世界上的问题) and the uter envirnment, making it pssible t_____________(找到解决方法）. __________(总而言之), space explratin___________________________(为人类带来更多好处). Therefre, mre attentin shuld be paid t it.
the space-based science
feeding Earth’s increasing ppulatin
prmted technlgical
high-end prducts spring up
better understand the
find slutins
brings mre benefits fr humans
imprvements
wrld’s prblem
2021年6月17日，神舟十二号载人飞船发射成功，中国人首次进入自己的空间站。 三位航天员在90天内出色地完成了既定任务。10月16日，神州十三号载人飞船搭载三名宇航员再次入住我们自己的空间站，并开启了长达半年的太空之旅。 现你校英语报“Vice Yur Opinin”栏目正在征集大家对于太空探索的利弊的看法，假定你持反对意见，请发表你的观点。
Against space explratin
Argument 1: I cannt understand spending all this mney n expensive research and experiments when s many peple need fd.
Argument 2: There are a lt f unslved mysteries n Earth. S why are we ging int space t explre?
Argument 3:...
Revise the draft
Everyne gets excited by the news f the mst recent space flights, and I t share in peple’s sense f awe and wnder at the phts frm space that we see. Hwever, it is hard t justify________________________(太空飞行的高成本). __________(在我看来) , we shuld be spending ur mney mre wisely, n what peple need. Firstly, space explratin is quite cstly and prvides few real benefits fr cmmn peple. At present, there are many __________________ (更紧急的任务) n Earth that require investments, such as glbal warming,___________ (致命性疾病) and ________________（解决穷人的温饱), which affect the lives f millins f rdinary peple.
Title：___________________________
the high cst f space flights
mre urgent missins
fatal disease
feeding the hungry
Secndly, sending astrnauts int space can’t be _____________________(尽快的解决方案) ur planet’s limited resurces and increasing ppulatin. Instead f trying t find a new hme, fr the present, it ________________(更有意义) t take care f ur planet and bettered it. Finally, explring space can _______________ (直接导致) quite lts f pllutin t the realm and be quite risky t ur astrnauts. Surprisingly, with a number f __________________(未解的谜团) n the earth fr us t explre, why d we have t g that far? __________(总而言之), it just des nt seem ____________________(明智的投资) t g t space. We have t many needs here n the earth t be wasting ur effrts n space explratin.
an immediate slutin t
makes mre sense
directly result in
unslved mysteries
a very wise investment
Space explratin, yes r n?
1.Recite the sample writing yu have learned in this class.*2.(Optinal) Present a debate n the tpic “Is explring space a waste f time and mney?”.
Assignment
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