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人教版 (2019)必修 第三册Unit 4 Space Exploration教学设计
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这是一份人教版 (2019)必修 第三册Unit 4 Space Exploration教学设计，共11页。
课题
Perid 3 Discvering Useful Structures
单元
Unit 4 Space Explratin
学科
English
教材
分析
During this perid, the class will fcus n discvering useful structures.
Students are expected t get insight int knwledge abut infinitives.
The teachers wuld inspire students t practice the functins f infinitives.
教学目标与核心素养
Learn and master the key wrds and phrases.
Train the students’ ability t use infinitives.
Enable the students knw abut the meaning and functins f infinitives.
Encurage students t learn mre abut space explratin.
重点
Master the usage f key wrds and phrases.
Imprve the students’ ability t use infinitives.
难点
Let students master hw t use infinitives.
教学过程
教学环节
教师活动
学生活动
设计意图
Daily rutine
Step 1
Warm up
T greets the whle class as usual.
Activate Ss and remind them t cncentrate.
Step 2
Preview check
T asks Ss the meaning f wrds, phrases and knwledge pints learnt last lessn.
Students answer the questins ludly tgether.
Check the teaching situatin f last lessn quickly.
Help Ss cnslidate the knwledge pints.
Lead-in
Step 3
What pwers a spacecraft?
Spacecraft have instruments t help them take pictures and cllect infrmatin in space.
But they need electricity t pwer thse instruments and send the infrmatin back t Earth. Where des the pwer cme frm?
A spacecraft generally gets its energy frm at least ne f three pwer surces: The Sun, batteries r unstable atms.
T chse the best type f pwer fr a spacecraft, engineers cnsider where it is traveling, what it plans t d there and hw lng it will need t wrk.
Hw many “t” in the text?
D yu knw their meanings and functins?
After getting the infrmatin and the meaning f the new wrds, answer the questins.
Use pictures t catch Ss’ attentin.
Expand their hrizns and spark their interest.
Step 4
New wrds
T explain the meaning f the new wrds, and ask Ss t translate the meaning f the whle sentence.
Please call befre yu cme, therwise we might nt be hme.
They charged the accident t the lack f experience
These materials can be recycled int ther packaging prducts.
It ges beynd ur research.
Current success des nt mean success in the future.
We have prvided sufficient infrmatin t yu n this issue.
Let them figure ut the answer withut yu.
Teach the meaning f new wrds.
Step 5
Let’s play
T chses Ss t answer the questins.
Be mdest, _________ yu will lag behind.
_______ f fd and supplies caused disaffectin amng the sldiers.
They _________ empty tins s as t use the metal.
The cntents g far _______ the title.
Even thugh they are a step in the right directin, ur_______ prcesses are nt enugh.
They had n evidence _______ t hld him.
Father is trying t figure ______ his tax.
keys:1. therwise 2. lack 3. recycle 4. beynd 5. current 6. sufficient 7. ut
Familiarize the new wrds
Clear the tackle f next step.
Useful Structures
Step 6
Let’s learn
Teacher shws the questins and asks students t answer.
Lk at the fllwing sentences and fcus n the italicized infinitives. In pairs, discuss their functins and meanings.
I trained fr a lng time t fly airplanes as a fighter pilt.
As we all knw, an astrnaut needs t be healthy and calm in rder t wrk in space.
First f all, yu must be intelligent enugh t get a related cllege degree.
Sme scientists were determined t help humans realize their dream t explre space.
On 12 April 1961, Yuri Gagarin became the first persn in the wrld t g int space.
Rewrite the sentences using infinitives r “in rder t/s as t + d”. Change the italicized parts accrdingly
In 2003 Yuri Malenchenk became the first persn wh gt married in space.
. In space, astrnauts cllect all dirty water s that it can be recycled fr later use.
Mankind has always been curius abut the universe and many peple, have dreamt that ne day they wuld fly int space.
Astrnauts’ bnes and muscles can get very weak in space due t the lack f gravity, s they need t exercise every day, which will help them stay healthy.
Astrnauts have t use tape t stick everything dwn while wrking in space because everything wuld flat ff therwise.
During a spacewalk, astrnauts have t mve slwly s that they can keep their bdies under cntrl.
Keys:
1. In 2003 Yuri Malenchenk became the first persn t get married in space.
2. In space, astrnauts cllect all dirty water s as t recycle fr later use.
3. Mankind has always been curius abut the universe and many peple t dream that ne day they wuld fly int space.
4. Astrnauts’ bnes and muscles can get very weak in space due t the lack f gravity, s they need t exercise every day in rder t help them stay healthy.
5. Astrnauts have t use tape t stick everything dwn t wrk in space because everything wuld flat ff therwise.
6. During a spacewalk, astrnauts have t mve slwly s as t keep their bdies under cntrl.
Cmplete the passage with the crrect frms f the verbs in brackets.
Sending peple t ther planets r even beynd the slar system is nt an easy gal _________(achieve). One f the prblems is that the trip wuld take ver tw years _________(get) t the clsest planet, Mars, and back. Althugh light is the fastest thing _________(knw) in the universe, it culd take mre than fur years t reach the nearest star system. Will scientists figure ut a way _________(stre) sufficient fd and water fr the lng jurney? Is it pssible t travel faster than light? N ne knws the answers yet. Hwever, space scientists never give up. They are experimenting with grwing crps in space s as _______(help) astrnauts get enugh fd n lnger jurneys thrugh space.
Keys:
1. t achieve
2. t get
3. t knw
4. t stre
5. t help
D the practice and express the reasns.
Familiarize students with key structures.
Exercise students’ structures using skills.
Step 7
Infinitives
1.做主语-不定式置于句首
T get there by bike will take us half an hur.
T make up fr lst time is nt pssible.
T lean ut f the windw is dangerus.
T save mney nw seems impssible.
2. 做主语-用it作形式主语，把真正的主语不定式置于句后
It's ur duty t take gd care f the ld.
Hw lng did it take yu t finish the wrk?
It seemed impssible t save mney.
3. 作宾语
I happen t knw the answer t yur questin.
The questin is hw t put it int practice.
I find it difficult t learn English well.
4. 作补语
Father will nt allw us t play n the street.
We believe him t be guilty.
The bk is believed t be uninteresting.
5. 作定语
Scientists were determined t help humans realize their dream t explre space.
On 12 April 1961, Yuri Gagarin became the first persn in the wrld t g int space.
Sending peple t ther planets r even beynd the slar system is nt an easy gal t achieve.
Jessie gt a new ty t play with.
She has n friend t depend n.
6. 作状语
Scientists wrk hard t find ut the secrets f the universe.
As we all knw, an astrnaut needs t be healthy and calm in rder t wrk in space.
Yu must be intelligent enugh t get a related cllege degree.
I’m afraid the whle prcess is t cmplicate t explain in a few wrds.
We were surprised t find that he had already left.
Practice
The driver failed ________(see) the ther car in time.
He feels it his duty _________(help) the pr.
It is difficult fr us _________(finish) writing the cmpsitin in a quarter f an hur.
It's a great hnr ___________(invite) t Mary's birthday party.
There is nthing _______(d) nw.
keys:
t see
t help
t finish
t be invited
t d
Let’s play
1. Q: Why is Yang Liwei famus in China?
A: Because he is __________________________________________________（第一个进入太空的中国宇航员）
2. Q: Hw d yu feel abut the film 2001: A Space Odssey?
A: I’m afraid the film is __________________________________________________（太长太乏味而无法看完）
3. Q: Why was the Russian space statin Mir(和平空间号) brught dwn ut f rbit?
A: One f the reasns is that Mir was t ld and __________________________________________________（不再是安全的居所）
4. Q: Wuld yu like t travel int space ne day?
A: Yes, and I want t becme __________________________________________________（登录火星的第一个中国人）
5. Q: Culd yu prvide a simple intrductin t hw space rckets wrk?
A: I’m afraid the whle prcess is __________________________________________________（太复杂了，无法用几句话解释清楚）
keys:
the first Chinese astrnaut t g int space.
t t lng and t bring t finish.
n lnger t be safe t live.
the first Chinese t step nt Mars.
t cmplex t explain in a few wrds.
Students learn the functins f infinitives and read sentences.
Get the useful structures.
Step 8
Discussin
Teacher shws the tpic and gives students examples t discuss.
Share yur ideas and yur life with yur patterner!
EXAMPLE:
I think _____________ is t difficult/easy/cmplex/interesting t __________.
I think _____________ enugh t ___________________.
I hpe scientists will invent a _________________ t ________________.
I think we need t find a ____________ t _________________.
I ________________________s as t ________________.
Use what they have learnt t discuss in grups.
Vice their pinins.
Practice their team spirit.
Practice their thinking skill and imaginatin.
Practice their speaking and listening.
Step 9
Language pints
T explains the language pints and makes sme exercise.
recycle vt.回收利用；再利用
recycle bin 回收站
internal recycle 内部循环
Plastic bags cause the deaths f 100, 000 Marine animals each year when the animals mistake them fr fd, s if yu must use them, always recycle them in the bin at yur supermarket.
塑料袋每年会导致100,000海洋动物死亡，因为这些动物常常把塑料袋误当食物吞下去，因此，如果你一定要用塑料袋，一定要在超市垃圾箱回收塑料袋。
lack n.缺乏；短缺 vt.没有；缺乏
fr lack f 因缺乏…;因缺少…
have n lack f 不缺乏；不缺少
lack sth. 缺乏某物
lack f faith 不信教，不信神
The flwers failed fr lack f rain. 由于缺少雨水，花凋谢了。
Lack f sleep blunted her thinking. 缺少睡眠使她的思想变得迟钝。
They lack the frce f cnvictin.
他们缺乏信念的力量。
therwise adv.否则；要不然
r therwise 或相反；或其反面
therwise than 不像；除…外
and therwise 等等
Only by saving will yu have mney in the bank _____ therwise invested.
只有存钱你才能够在银行有存款或在其他方面进行投资。
I knw him therwise _____ in business.
在生意以外我也认识他的。
In the kindergarten, the children learn singing, dancing, drawing _____ therwise.
孩子们在幼儿园里学唱歌、跳舞、画画等等。
keys: r; than; and
beynd prep.在更远处；超出
beynd all reasn 不合理的；不理智的
beynd cntrl 无法控制
beynd dubt 无容置疑
beynd the reach f 无法达到；超出…的能力之外
beynd wrds 难以言表
beynd challenge 无与伦比
beynd expectatin 出乎意料
beynd the scpe f 超出…范围
The teacher teaches us t push beynd where we thught we culd g.
老师教我们超越我们原以为只能够到达的地方。
Yu cannt judge any man beynd yur knwledge f him, and hw small is yur knwledge.
你判断一个人不可能超过你对他的了解，而你的了解又是多么肤浅。
current adj.当前的；现在的 n.水流；电流；思潮
air current 气流
ascending air current 上升气流
battery current 电池电流
current asset 流动资产
There are n current bttlenecks at all n this system.
在这个系统中，当前不存在任何瓶颈。
sufficient adj.足够的，充足的
be sufficient fr 对…足够
mre than sufficient 绰绰有余
sufficient sleeping 睡眠充足
necessary and sufficient cnditin 充要条件
Typically, five days f classrm training is sufficient fr applicatin develpers wh are already familiar with enterprise applicatin develpment.
一般说来，5天的课堂培训对于一个已熟悉企业开发环境的应用程序开发者来讲是足够的。
figure ut 弄懂；弄清楚；弄明白
figure n 计划
figure fr 谋取，企图获得
figure in 算进；包括进
Maybe we'll figure ut hw t d smething different.
也许我们会想出如何做些不同的事。
Help students knw abut the knwledge pints deeper.
Let students knw hw t use these wrds and phrases.
Step 10
Exercise
T asks Ss t fill the gap tgether.
1.The space shuttle(航天飞机) was created as a reusable launch vehicle _________astrnauts and ther equipment int space and back again. The shuttle lks like an rdinary plane but it has a carg bay(货仓) that is large enugh _________ a satellite.
2.Space prbes(航天探测器) are ften sent t places that are t far away r t dangerus fr a human ________ ft in. Fr example, in 1977, the Vyager I space prbe was sent _______ pictures f the planets Saturn and Jupiter.
3.The Internatinal Space Statin was t big _________ n Earth and _________ int space, s different cuntries wrked tgether and built abut 100 mdules(分离舱). Afterwards, these mdules were jined tgether in space _________ living quarters, labratries, and ther equipment fr astrnauts _________ fr mnths.
4.As the first wman _____________ t make a trip int space, Tereshkva felt lucky and prud. When the great day finally came, she was almst t excited _________ asleep!
keys:
1. t carry
2. t hld
3. t set
4. t take
5. t build
6. t launch
7. t prvide
8. t live
9. t be selected
10. t fall
Summary and Hmewrk
Step 11
Summary
T leads Ss t have a summary f this lessn.
Language pints
recycle, lack, therwise, beynd, current, sufficient, figure ut
Others:
What pwers a spacecraft
Infinitives
Fllw the teacher’s thinking flw and read the wrds and phrases ludly.
Cnslidate Ss’ knwledge.
Frm knwledge system.
Step 12
Hmewrk
Finish the exercises n yur exercise bk.
Take ntes.
Cnslidate Ss’ knwledge and prepare fr the fllwing lessn.
板
书
Unit 4 Space Explratin
Perid 3 Discver useful structures
Language pints
recycle, lack, therwise, beynd, current, sufficient, figure ut
Others:
What pwers a spacecraft
The Sun, batteries, unstable atms.
Infinitives:
As we all knw, an astrnaut needs t be healthy and calm in rder t wrk in space.
On 12 April 1961, Yuri Gagarin became the first persn in the wrld t g int space.
Father will nt allw us t play n the street.
It seemed impssible t save mney.
课题
Perid 3 Discvering Useful Structures
单元
Unit 4 Space Explratin
学科
English
教材
分析
During this perid, the class will fcus n discvering useful structures.
Students are expected t get insight int knwledge abut infinitives.
The teachers wuld inspire students t practice the functins f infinitives.
教学目标与核心素养
Learn and master the key wrds and phrases.
Train the students’ ability t use infinitives.
Enable the students knw abut the meaning and functins f infinitives.
Encurage students t learn mre abut space explratin.
重点
Master the usage f key wrds and phrases.
Imprve the students’ ability t use infinitives.
难点
Let students master hw t use infinitives.
教学过程
教学环节
教师活动
学生活动
设计意图
Daily rutine
Step 1
Warm up
T greets the whle class as usual.
Activate Ss and remind them t cncentrate.
Step 2
Preview check
T asks Ss the meaning f wrds, phrases and knwledge pints learnt last lessn.
Students answer the questins ludly tgether.
Check the teaching situatin f last lessn quickly.
Help Ss cnslidate the knwledge pints.
Lead-in
Step 3
What pwers a spacecraft?
Spacecraft have instruments t help them take pictures and cllect infrmatin in space.
But they need electricity t pwer thse instruments and send the infrmatin back t Earth. Where des the pwer cme frm?
A spacecraft generally gets its energy frm at least ne f three pwer surces: The Sun, batteries r unstable atms.
T chse the best type f pwer fr a spacecraft, engineers cnsider where it is traveling, what it plans t d there and hw lng it will need t wrk.
Hw many “t” in the text?
D yu knw their meanings and functins?
After getting the infrmatin and the meaning f the new wrds, answer the questins.
Use pictures t catch Ss’ attentin.
Expand their hrizns and spark their interest.
Step 4
New wrds
T explain the meaning f the new wrds, and ask Ss t translate the meaning f the whle sentence.
Please call befre yu cme, therwise we might nt be hme.
They charged the accident t the lack f experience
These materials can be recycled int ther packaging prducts.
It ges beynd ur research.
Current success des nt mean success in the future.
We have prvided sufficient infrmatin t yu n this issue.
Let them figure ut the answer withut yu.
Teach the meaning f new wrds.
Step 5
Let’s play
T chses Ss t answer the questins.
Be mdest, _________ yu will lag behind.
_______ f fd and supplies caused disaffectin amng the sldiers.
They _________ empty tins s as t use the metal.
The cntents g far _______ the title.
Even thugh they are a step in the right directin, ur_______ prcesses are nt enugh.
They had n evidence _______ t hld him.
Father is trying t figure ______ his tax.
keys:1. therwise 2. lack 3. recycle 4. beynd 5. current 6. sufficient 7. ut
Familiarize the new wrds
Clear the tackle f next step.
Useful Structures
Step 6
Let’s learn
Teacher shws the questins and asks students t answer.
Lk at the fllwing sentences and fcus n the italicized infinitives. In pairs, discuss their functins and meanings.
I trained fr a lng time t fly airplanes as a fighter pilt.
As we all knw, an astrnaut needs t be healthy and calm in rder t wrk in space.
First f all, yu must be intelligent enugh t get a related cllege degree.
Sme scientists were determined t help humans realize their dream t explre space.
On 12 April 1961, Yuri Gagarin became the first persn in the wrld t g int space.
Rewrite the sentences using infinitives r “in rder t/s as t + d”. Change the italicized parts accrdingly
In 2003 Yuri Malenchenk became the first persn wh gt married in space.
. In space, astrnauts cllect all dirty water s that it can be recycled fr later use.
Mankind has always been curius abut the universe and many peple, have dreamt that ne day they wuld fly int space.
Astrnauts’ bnes and muscles can get very weak in space due t the lack f gravity, s they need t exercise every day, which will help them stay healthy.
Astrnauts have t use tape t stick everything dwn while wrking in space because everything wuld flat ff therwise.
During a spacewalk, astrnauts have t mve slwly s that they can keep their bdies under cntrl.
Keys:
1. In 2003 Yuri Malenchenk became the first persn t get married in space.
2. In space, astrnauts cllect all dirty water s as t recycle fr later use.
3. Mankind has always been curius abut the universe and many peple t dream that ne day they wuld fly int space.
4. Astrnauts’ bnes and muscles can get very weak in space due t the lack f gravity, s they need t exercise every day in rder t help them stay healthy.
5. Astrnauts have t use tape t stick everything dwn t wrk in space because everything wuld flat ff therwise.
6. During a spacewalk, astrnauts have t mve slwly s as t keep their bdies under cntrl.
Cmplete the passage with the crrect frms f the verbs in brackets.
Sending peple t ther planets r even beynd the slar system is nt an easy gal _________(achieve). One f the prblems is that the trip wuld take ver tw years _________(get) t the clsest planet, Mars, and back. Althugh light is the fastest thing _________(knw) in the universe, it culd take mre than fur years t reach the nearest star system. Will scientists figure ut a way _________(stre) sufficient fd and water fr the lng jurney? Is it pssible t travel faster than light? N ne knws the answers yet. Hwever, space scientists never give up. They are experimenting with grwing crps in space s as _______(help) astrnauts get enugh fd n lnger jurneys thrugh space.
Keys:
1. t achieve
2. t get
3. t knw
4. t stre
5. t help
D the practice and express the reasns.
Familiarize students with key structures.
Exercise students’ structures using skills.
Step 7
Infinitives
1.做主语-不定式置于句首
T get there by bike will take us half an hur.
T make up fr lst time is nt pssible.
T lean ut f the windw is dangerus.
T save mney nw seems impssible.
2. 做主语-用it作形式主语，把真正的主语不定式置于句后
It's ur duty t take gd care f the ld.
Hw lng did it take yu t finish the wrk?
It seemed impssible t save mney.
3. 作宾语
I happen t knw the answer t yur questin.
The questin is hw t put it int practice.
I find it difficult t learn English well.
4. 作补语
Father will nt allw us t play n the street.
We believe him t be guilty.
The bk is believed t be uninteresting.
5. 作定语
Scientists were determined t help humans realize their dream t explre space.
On 12 April 1961, Yuri Gagarin became the first persn in the wrld t g int space.
Sending peple t ther planets r even beynd the slar system is nt an easy gal t achieve.
Jessie gt a new ty t play with.
She has n friend t depend n.
6. 作状语
Scientists wrk hard t find ut the secrets f the universe.
As we all knw, an astrnaut needs t be healthy and calm in rder t wrk in space.
Yu must be intelligent enugh t get a related cllege degree.
I’m afraid the whle prcess is t cmplicate t explain in a few wrds.
We were surprised t find that he had already left.
Practice
The driver failed ________(see) the ther car in time.
He feels it his duty _________(help) the pr.
It is difficult fr us _________(finish) writing the cmpsitin in a quarter f an hur.
It's a great hnr ___________(invite) t Mary's birthday party.
There is nthing _______(d) nw.
keys:
t see
t help
t finish
t be invited
t d
Let’s play
1. Q: Why is Yang Liwei famus in China?
A: Because he is __________________________________________________（第一个进入太空的中国宇航员）
2. Q: Hw d yu feel abut the film 2001: A Space Odssey?
A: I’m afraid the film is __________________________________________________（太长太乏味而无法看完）
3. Q: Why was the Russian space statin Mir(和平空间号) brught dwn ut f rbit?
A: One f the reasns is that Mir was t ld and __________________________________________________（不再是安全的居所）
4. Q: Wuld yu like t travel int space ne day?
A: Yes, and I want t becme __________________________________________________（登录火星的第一个中国人）
5. Q: Culd yu prvide a simple intrductin t hw space rckets wrk?
A: I’m afraid the whle prcess is __________________________________________________（太复杂了，无法用几句话解释清楚）
keys:
the first Chinese astrnaut t g int space.
t t lng and t bring t finish.
n lnger t be safe t live.
the first Chinese t step nt Mars.
t cmplex t explain in a few wrds.
Students learn the functins f infinitives and read sentences.
Get the useful structures.
Step 8
Discussin
Teacher shws the tpic and gives students examples t discuss.
Share yur ideas and yur life with yur patterner!
EXAMPLE:
I think _____________ is t difficult/easy/cmplex/interesting t __________.
I think _____________ enugh t ___________________.
I hpe scientists will invent a _________________ t ________________.
I think we need t find a ____________ t _________________.
I ________________________s as t ________________.
Use what they have learnt t discuss in grups.
Vice their pinins.
Practice their team spirit.
Practice their thinking skill and imaginatin.
Practice their speaking and listening.
Step 9
Language pints
T explains the language pints and makes sme exercise.
recycle vt.回收利用；再利用
recycle bin 回收站
internal recycle 内部循环
Plastic bags cause the deaths f 100, 000 Marine animals each year when the animals mistake them fr fd, s if yu must use them, always recycle them in the bin at yur supermarket.
塑料袋每年会导致100,000海洋动物死亡，因为这些动物常常把塑料袋误当食物吞下去，因此，如果你一定要用塑料袋，一定要在超市垃圾箱回收塑料袋。
lack n.缺乏；短缺 vt.没有；缺乏
fr lack f 因缺乏…;因缺少…
have n lack f 不缺乏；不缺少
lack sth. 缺乏某物
lack f faith 不信教，不信神
The flwers failed fr lack f rain. 由于缺少雨水，花凋谢了。
Lack f sleep blunted her thinking. 缺少睡眠使她的思想变得迟钝。
They lack the frce f cnvictin.
他们缺乏信念的力量。
therwise adv.否则；要不然
r therwise 或相反；或其反面
therwise than 不像；除…外
and therwise 等等
Only by saving will yu have mney in the bank _____ therwise invested.
只有存钱你才能够在银行有存款或在其他方面进行投资。
I knw him therwise _____ in business.
在生意以外我也认识他的。
In the kindergarten, the children learn singing, dancing, drawing _____ therwise.
孩子们在幼儿园里学唱歌、跳舞、画画等等。
keys: r; than; and
beynd prep.在更远处；超出
beynd all reasn 不合理的；不理智的
beynd cntrl 无法控制
beynd dubt 无容置疑
beynd the reach f 无法达到；超出…的能力之外
beynd wrds 难以言表
beynd challenge 无与伦比
beynd expectatin 出乎意料
beynd the scpe f 超出…范围
The teacher teaches us t push beynd where we thught we culd g.
老师教我们超越我们原以为只能够到达的地方。
Yu cannt judge any man beynd yur knwledge f him, and hw small is yur knwledge.
你判断一个人不可能超过你对他的了解，而你的了解又是多么肤浅。
current adj.当前的；现在的 n.水流；电流；思潮
air current 气流
ascending air current 上升气流
battery current 电池电流
current asset 流动资产
There are n current bttlenecks at all n this system.
在这个系统中，当前不存在任何瓶颈。
sufficient adj.足够的，充足的
be sufficient fr 对…足够
mre than sufficient 绰绰有余
sufficient sleeping 睡眠充足
necessary and sufficient cnditin 充要条件
Typically, five days f classrm training is sufficient fr applicatin develpers wh are already familiar with enterprise applicatin develpment.
一般说来，5天的课堂培训对于一个已熟悉企业开发环境的应用程序开发者来讲是足够的。
figure ut 弄懂；弄清楚；弄明白
figure n 计划
figure fr 谋取，企图获得
figure in 算进；包括进
Maybe we'll figure ut hw t d smething different.
也许我们会想出如何做些不同的事。
Help students knw abut the knwledge pints deeper.
Let students knw hw t use these wrds and phrases.
Step 10
Exercise
T asks Ss t fill the gap tgether.
1.The space shuttle(航天飞机) was created as a reusable launch vehicle _________astrnauts and ther equipment int space and back again. The shuttle lks like an rdinary plane but it has a carg bay(货仓) that is large enugh _________ a satellite.
2.Space prbes(航天探测器) are ften sent t places that are t far away r t dangerus fr a human ________ ft in. Fr example, in 1977, the Vyager I space prbe was sent _______ pictures f the planets Saturn and Jupiter.
3.The Internatinal Space Statin was t big _________ n Earth and _________ int space, s different cuntries wrked tgether and built abut 100 mdules(分离舱). Afterwards, these mdules were jined tgether in space _________ living quarters, labratries, and ther equipment fr astrnauts _________ fr mnths.
4.As the first wman _____________ t make a trip int space, Tereshkva felt lucky and prud. When the great day finally came, she was almst t excited _________ asleep!
keys:
1. t carry
2. t hld
3. t set
4. t take
5. t build
6. t launch
7. t prvide
8. t live
9. t be selected
10. t fall
Summary and Hmewrk
Step 11
Summary
T leads Ss t have a summary f this lessn.
Language pints
recycle, lack, therwise, beynd, current, sufficient, figure ut
Others:
What pwers a spacecraft
Infinitives
Fllw the teacher’s thinking flw and read the wrds and phrases ludly.
Cnslidate Ss’ knwledge.
Frm knwledge system.
Step 12
Hmewrk
Finish the exercises n yur exercise bk.
Take ntes.
Cnslidate Ss’ knwledge and prepare fr the fllwing lessn.
板
书
Unit 4 Space Explratin
Perid 3 Discver useful structures
Language pints
recycle, lack, therwise, beynd, current, sufficient, figure ut
Others:
What pwers a spacecraft
The Sun, batteries, unstable atms.
Infinitives:
As we all knw, an astrnaut needs t be healthy and calm in rder t wrk in space.
On 12 April 1961, Yuri Gagarin became the first persn in the wrld t g int space.
Father will nt allw us t play n the street.
It seemed impssible t save mney.
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