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高中英语人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists多媒体教学ppt课件
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这是一份高中英语人教版 (2019)选择性必修 第二册Unit 1 Science and Scientists多媒体教学ppt课件，共60页。PPT课件主要包含了课前自主预习，猜词意，课堂新知讲练，◇词汇拓讲，用法详解，◇句式解读，归纳拓展，随堂知能小练，课 时 作 业，写作高效提升等内容，欢迎下载使用。
A．任务 B．计算；估计；预测 C．识别；鉴定；确认 D．冲突；争论；矛盾；抵触 E．生动的；鲜明的；丰富的
1．The reprt paints a vivid picture f life in the city.( )2．The teacher assigned each f the children a different task. ( )3．When he has tried t identify all the items, yu can change places, and he can test yu. ( )【答案】1．E 2．A 3．C
4．The vilence was the result f plitical and ethnic cnflicts. ( )5．They fund their cmputers prducing different results frm exactly the same calculatin. ( )【答案】4．D 5．B
Ⅱ．预备写作素材 1．I d nt feel lnely because I __________ ________ ________ ________ and I daydream abut a variety f things and make plans fr the future. 我不感到孤独，因为我有丰富的想象力，我对各种事情做白日梦，为未来做计划。【答案】1．have a vivid imaginatin
2．________ ________ is what yu d，nt what yu knw. 重要的是你做了什么，而不是你知道什么。3．His ambitin is __________ __________ __________ Harvard University. 他的志向是上哈佛大学。【答案】2．What matters 3．t g t
4．In prductin, we demand ________ ________ quantity ________ ________ quality. 我们的产品不但要求数量多，而且要求质量高。5．He earns sme mney ________ ________ sme extra jbs at the restaurant. 他在餐馆做一些额外的工作来挣一些钱。【答案】4．nt nly; but als 5．by ding
1．cnclusin n. 结论；推论 (P10)Sme f the key issues that scientists face are (what) calculatins they d and (hw) they analyse their data t draw cnclusins abut the questins they ask. 【翻译】科学家面临的一些关键问题是，他们进行了哪些计算，以及如何分析他们的数据，从而就他们提出的问题得出结论。
(1)cnclude sth. with sb. /sth. 就某事与某人达成协议 cnclude sth. frm… 从……推断出…… t cnclude 总而言之 (2)cnclude sth. with sth. 以……结束…… cnclude sth. by ding sth. 以……结束…… (3)arrive at/cme t/draw/make/reach a cnclusin 得出结论 in cnclusin 总之；最后
They came t a cnclusin that it was a thief wh had stlen their diamnd necklace. 他们断定是小偷偷走了他们的钻石项链。
【针对练习】 单句语法填空 (1)He cncluded ________ their remarks that they were nt in favur f the plan. (2)He cncluded his speech ________ a famus saying：n pains, n gains. 【答案】(1)frm (2)with
完成句子 (3)________, gd interpersnal skills are a must fr ur future scial life. 总之，良好的人际交往能力是我们未来的社会生活所必需的。【答案】(3)In cnclusin
2．benefit frm从……中受益 (P10)This is because they want everyne t benefit frm their wrk! 【翻译】这是因为他们希望每个人都能从他们的工作中受益！
(1)benefit v. &n. 有助于；受益；利益；好处 benefit frm/by… 从……中受益 fr the benefit f… 为了……(的利益) (2)be beneficial t sth. /sb. (＝be f benefit t sth. /sb. ) 对……有益
I am sure everyne will benefit a lt frm this activity. 我相信每个人都会从这次活动中受益良多。Using cmputers prperly has a beneficial effect n children’s learning. 合理使用计算机对孩子们的学习有益。
【语境串记】 The new railway benefits this area in many ways. Especially，it is mre beneficial t the lcal peple. Fr the benefit f mre peple，we shuld build mre railways. 这条新铁路在许多方面使这个地区受益。特别是，它对当地人民更有益。为了更多的人的利益，我们应该修建更多的铁路。
【针对练习】 单句填空 (1)The dctr tld him a gd diet was beneficial _________ his health. 【答案】(1)t
句型转换 (2)The new rules will be beneficial t every emplyee in the firm. ＝The new rules will be ____________ t every emplyee in the firm. 【答案】(2)f benefit
完成句子 (3)Reading a lt _________________ yur English. 多读书对提高你的英语有好处。【答案】(3)is beneficial t imprving
(P10)It seems (as if) science is all arund us. 【翻译】似乎科学就在我们身边。【句式剖析】 本句是as if引导的状语从句，as if＝as thugh “似乎是；好像是”。as if/as thugh引导的从句一般用虚拟语气，但如果从句中所陈述的情况很可能实现，可用陈述语气。It seems as thugh it were spring already. 好像已经是春天了。
as if/thugh可接以下结构，表示一种省略形式：
【针对练习】 单句语法填空 (1)He pened his muth as if____________(say) smething. (2)He behaved as if nthing____________(happen). 【答案】(1)t say (2)had happened
完成句子 (3)She speaks English s fluently as if _______________ in America. 她英语说得很流利，好像在美国学过英语似的。【答案】(3)she had studied English
Ⅰ．单句语法填空 1．The players ________ (select) frm the whle cuntry are expected t bring us hnur in this summer game. 2．Brian is gifted in ________(write) music; he is very likely t be a Beethven. 【答案】1．selected 2．writing
3．This phenmenn is neither gd ________ bad; it is a fact f cllege life, tday and in the past. 4．The by made truble fr his teacher because he was accused ________ destrying prperty. 5．I was abut t g t bed ________ the telephne rang. 【答案】3．nr 4．f 5．when
6．That evening, ________ I will tell yu mre abut later, I ended up wrking very late. 7．If yu’re ________(will)t build trust in a relatinship again，we have sme steps yu can take t get yu there. 8．They speak English nt nly in class ________ in the drmitry. 【答案】6．which 7．willing 8．but
9．Their persnal life was regularly discussed by peple wh did nt knw them but talked as if they ________ (be) clse friends. 10．We dn’t knw the reasn why they have brken _______ with each ther. 【答案】9．were 10．up
Ⅱ．短语填空 abve all; cme up; get alng well with; in additin; break dwn 1．As an utging girl，I ________________ my classmates. 2．The TV __________________again, which made me very unhappy. 【答案】1．get alng well with 2．brke dwn
3．Part-time English classes are ffered. _______________，students can take classes in wrd-prcessing and cmputing. 4．A lt f questins ________________ at the meeting，which made things mre cmplicated. 5．If yu want t make prgress in yur study, ____________ __________, yu must be strict with yurself. 【答案】3．In additin 4．came up 5．abve all
Ⅲ．完成句子 1．I felt a little dizzy，________________ I had just wken frm a lng sleep. 我觉得有点头晕，好像刚从长睡中醒来。【答案】1．as if/thugh
2．Team leaders must ensure that all members _________ their natural desire t avid the embarrassment assciated with making mistakes. 团队领导必须确保所有的成员克服他们的本能欲望以避免因犯错而带来的尴尬。【答案】2．get ver
3．Native English speakers can understand each ther ____________ they dn’t speak the same kind f English. 以英语作为母语的人，即使他们所讲的语言不尽相同，也可以互相理解。【答案】3．even if/thugh
4．Smetimes it is kindness ___________________ plays a mre significant rle in ur life. 有时生活中更有意义的是善举而不是成绩。【答案】4．rather than grade that
5．Dn’t use wrds, expressins r phrases ______________ with specific knwledge. 不要使用只有具有特定知识的人才知道的词汇、表达或短语。【答案】5．knwn nly t peple
写一篇关于科学精神的短文 动笔前，你的大体构思：___________________________ ________________________
【引人入胜的开头句】 1．I am glad t learn that yu hpe t becme a scientist in the future. 我很高兴得知你希望将来成为一名科学家。2．I am very happy t learn that yu develp an interest in science. 得知你对科学产生了兴趣，我很高兴。
【精彩纷呈的篇中句】 3．They pay attentin t varius aspects f the research prblem and keep explring. 他们关注研究问题的各个方面，不断探索。4．Scientists need t be imaginative and willing t experiment bravely with new ideas and methds. 科学家需要有想象力，愿意大胆地用新的想法和方法进行实验。
【回味无穷的结尾句】 5．Wrk hard and wish yu success. 努力工作，祝你成功。6．Hpe yu are remembered fr yur great cntributins t the wrld ne day. 希望有一天你对世界做出的巨大贡献会被人们记住。
【写作任务】 假定你是李华，收到好友Jhn的来信。Jhn希望自己将来能成为一名科学家，来信咨询科学家需要具备哪些品质。请给他回一封电子邮件。内容包括： 1．对Jhn的梦想表示支持； 2．科学家应具备的品质。
注意： 1．可适当增加细节，以使行文连贯； 2．词数80左右，邮件的格式已给出，不计入总词数。
Dear Jhn， _______________________________________________________________________________________________________________________________________________________Yurs， Li Hua
【遣词造句】 Ⅰ．用本单元所学单词或短语填空 1．____________ adj. 绝妙的；聪颖的；明亮的 2．____________ adv. 此外；再者 3．____________ 科学精神 4．____________ 同意 5．____________ 另外 Keys：Ⅰ．1．brilliant 2．furthermre 3．scientific spirit 4．subscribe t 5．what’s mre/in additin
Ⅱ．本单元语块、语法运用 1．句式积累 (1)我很高兴得知你希望将来成为一名科学家。I am glad t learn that yu hpe ____________ in the future. (2)科学家应该对某些事情感兴趣和好奇。Scientists shuld be ________ and ________ certain things. Keys：Ⅱ．(1)t becme a scientist (2)interested in; curius abut
(3)他们关注研究问题的各个方面，不断探索。They pay attentin t varius aspects f the research prblem and________. (4)科学家往往才华横溢、聪明能干，能够提出独立的意见和方法。Scientists are ften ________________, ____________ and able t frm independent pinins and methds. Keys：(3)keep explring (4)brilliant；intelligent
2．句式升级 (5)将句(2)升级为含有名词性从句的句子 _________________________________________(6)将句(3)升级为分词作状语的句子 _________________________________________Keys：(5)Scientists shuld subscribe t the view that they shuld be interested in and curius abut certain things. (6)Paying attentin t varius aspects f the research prblem, they keep explring it.
【连句成篇】 ___________________________________________________________________________________________________________________________________________________________________________________________________________________
【参考范文】 Dear Jhn， I am glad t learn that yu hpe t becme a scientist in the future. T be a gd scientist, yu need t have sme scientific spirits.
Firstly, scientists shuld subscribe t the view that they shuld be interested in and curius abut certain things. Paying attentin t varius aspects f the research prblem, they keep explring it. In additin, scientists need t be imaginative and willing t experiment bravely with new ideas and methds. As we all knw, scientists are ften brilliant, intelligent and able t frm independent pinins and methds. Furthermre, cautin and persistence are necessary fr scientists t succeed.
Becming a scientist is nt easy. Wrk hard and wish yu success. Yurs， Li Hua
袁隆平是一位杰出的科学家，请你根据下面所提供的信息，写一篇关于袁隆平的简介。
内容包括： 1．袁隆平被誉为“杂交水稻之父”； 2．1930年出生于北京，大学毕业后，一直从事农业教育和杂交水稻的研究； 3．他培植出的高产水稻，很大程度上解决了中国人的吃饭问题； 4．他获得了“国家最高科学技术奖”。
注意： 1．词数：80词左右； 2．可适当增加细节，以使行文连贯。参考词汇：高产的high-yield；国家最高科学奖State Preeminent Highest Science and Technlgy Award f China ___________________________________________
【答案】One pssible versin： Yuan Lngping, wh is praised as the “father f hybrid rice”， was brn in Beijing in 1930．Since he graduated frm university, he has been wrking as an educatr n farming and a researcher n hybrid rice.
A．任务 B．计算；估计；预测 C．识别；鉴定；确认 D．冲突；争论；矛盾；抵触 E．生动的；鲜明的；丰富的
1．The reprt paints a vivid picture f life in the city.( )2．The teacher assigned each f the children a different task. ( )3．When he has tried t identify all the items, yu can change places, and he can test yu. ( )【答案】1．E 2．A 3．C
4．The vilence was the result f plitical and ethnic cnflicts. ( )5．They fund their cmputers prducing different results frm exactly the same calculatin. ( )【答案】4．D 5．B
Ⅱ．预备写作素材 1．I d nt feel lnely because I __________ ________ ________ ________ and I daydream abut a variety f things and make plans fr the future. 我不感到孤独，因为我有丰富的想象力，我对各种事情做白日梦，为未来做计划。【答案】1．have a vivid imaginatin
2．________ ________ is what yu d，nt what yu knw. 重要的是你做了什么，而不是你知道什么。3．His ambitin is __________ __________ __________ Harvard University. 他的志向是上哈佛大学。【答案】2．What matters 3．t g t
4．In prductin, we demand ________ ________ quantity ________ ________ quality. 我们的产品不但要求数量多，而且要求质量高。5．He earns sme mney ________ ________ sme extra jbs at the restaurant. 他在餐馆做一些额外的工作来挣一些钱。【答案】4．nt nly; but als 5．by ding
1．cnclusin n. 结论；推论 (P10)Sme f the key issues that scientists face are (what) calculatins they d and (hw) they analyse their data t draw cnclusins abut the questins they ask. 【翻译】科学家面临的一些关键问题是，他们进行了哪些计算，以及如何分析他们的数据，从而就他们提出的问题得出结论。
(1)cnclude sth. with sb. /sth. 就某事与某人达成协议 cnclude sth. frm… 从……推断出…… t cnclude 总而言之 (2)cnclude sth. with sth. 以……结束…… cnclude sth. by ding sth. 以……结束…… (3)arrive at/cme t/draw/make/reach a cnclusin 得出结论 in cnclusin 总之；最后
They came t a cnclusin that it was a thief wh had stlen their diamnd necklace. 他们断定是小偷偷走了他们的钻石项链。
【针对练习】 单句语法填空 (1)He cncluded ________ their remarks that they were nt in favur f the plan. (2)He cncluded his speech ________ a famus saying：n pains, n gains. 【答案】(1)frm (2)with
完成句子 (3)________, gd interpersnal skills are a must fr ur future scial life. 总之，良好的人际交往能力是我们未来的社会生活所必需的。【答案】(3)In cnclusin
2．benefit frm从……中受益 (P10)This is because they want everyne t benefit frm their wrk! 【翻译】这是因为他们希望每个人都能从他们的工作中受益！
(1)benefit v. &n. 有助于；受益；利益；好处 benefit frm/by… 从……中受益 fr the benefit f… 为了……(的利益) (2)be beneficial t sth. /sb. (＝be f benefit t sth. /sb. ) 对……有益
I am sure everyne will benefit a lt frm this activity. 我相信每个人都会从这次活动中受益良多。Using cmputers prperly has a beneficial effect n children’s learning. 合理使用计算机对孩子们的学习有益。
【语境串记】 The new railway benefits this area in many ways. Especially，it is mre beneficial t the lcal peple. Fr the benefit f mre peple，we shuld build mre railways. 这条新铁路在许多方面使这个地区受益。特别是，它对当地人民更有益。为了更多的人的利益，我们应该修建更多的铁路。
【针对练习】 单句填空 (1)The dctr tld him a gd diet was beneficial _________ his health. 【答案】(1)t
句型转换 (2)The new rules will be beneficial t every emplyee in the firm. ＝The new rules will be ____________ t every emplyee in the firm. 【答案】(2)f benefit
完成句子 (3)Reading a lt _________________ yur English. 多读书对提高你的英语有好处。【答案】(3)is beneficial t imprving
(P10)It seems (as if) science is all arund us. 【翻译】似乎科学就在我们身边。【句式剖析】 本句是as if引导的状语从句，as if＝as thugh “似乎是；好像是”。as if/as thugh引导的从句一般用虚拟语气，但如果从句中所陈述的情况很可能实现，可用陈述语气。It seems as thugh it were spring already. 好像已经是春天了。
as if/thugh可接以下结构，表示一种省略形式：
【针对练习】 单句语法填空 (1)He pened his muth as if____________(say) smething. (2)He behaved as if nthing____________(happen). 【答案】(1)t say (2)had happened
完成句子 (3)She speaks English s fluently as if _______________ in America. 她英语说得很流利，好像在美国学过英语似的。【答案】(3)she had studied English
Ⅰ．单句语法填空 1．The players ________ (select) frm the whle cuntry are expected t bring us hnur in this summer game. 2．Brian is gifted in ________(write) music; he is very likely t be a Beethven. 【答案】1．selected 2．writing
3．This phenmenn is neither gd ________ bad; it is a fact f cllege life, tday and in the past. 4．The by made truble fr his teacher because he was accused ________ destrying prperty. 5．I was abut t g t bed ________ the telephne rang. 【答案】3．nr 4．f 5．when
6．That evening, ________ I will tell yu mre abut later, I ended up wrking very late. 7．If yu’re ________(will)t build trust in a relatinship again，we have sme steps yu can take t get yu there. 8．They speak English nt nly in class ________ in the drmitry. 【答案】6．which 7．willing 8．but
9．Their persnal life was regularly discussed by peple wh did nt knw them but talked as if they ________ (be) clse friends. 10．We dn’t knw the reasn why they have brken _______ with each ther. 【答案】9．were 10．up
Ⅱ．短语填空 abve all; cme up; get alng well with; in additin; break dwn 1．As an utging girl，I ________________ my classmates. 2．The TV __________________again, which made me very unhappy. 【答案】1．get alng well with 2．brke dwn
3．Part-time English classes are ffered. _______________，students can take classes in wrd-prcessing and cmputing. 4．A lt f questins ________________ at the meeting，which made things mre cmplicated. 5．If yu want t make prgress in yur study, ____________ __________, yu must be strict with yurself. 【答案】3．In additin 4．came up 5．abve all
Ⅲ．完成句子 1．I felt a little dizzy，________________ I had just wken frm a lng sleep. 我觉得有点头晕，好像刚从长睡中醒来。【答案】1．as if/thugh
2．Team leaders must ensure that all members _________ their natural desire t avid the embarrassment assciated with making mistakes. 团队领导必须确保所有的成员克服他们的本能欲望以避免因犯错而带来的尴尬。【答案】2．get ver
3．Native English speakers can understand each ther ____________ they dn’t speak the same kind f English. 以英语作为母语的人，即使他们所讲的语言不尽相同，也可以互相理解。【答案】3．even if/thugh
4．Smetimes it is kindness ___________________ plays a mre significant rle in ur life. 有时生活中更有意义的是善举而不是成绩。【答案】4．rather than grade that
5．Dn’t use wrds, expressins r phrases ______________ with specific knwledge. 不要使用只有具有特定知识的人才知道的词汇、表达或短语。【答案】5．knwn nly t peple
写一篇关于科学精神的短文 动笔前，你的大体构思：___________________________ ________________________
【引人入胜的开头句】 1．I am glad t learn that yu hpe t becme a scientist in the future. 我很高兴得知你希望将来成为一名科学家。2．I am very happy t learn that yu develp an interest in science. 得知你对科学产生了兴趣，我很高兴。
【精彩纷呈的篇中句】 3．They pay attentin t varius aspects f the research prblem and keep explring. 他们关注研究问题的各个方面，不断探索。4．Scientists need t be imaginative and willing t experiment bravely with new ideas and methds. 科学家需要有想象力，愿意大胆地用新的想法和方法进行实验。
【回味无穷的结尾句】 5．Wrk hard and wish yu success. 努力工作，祝你成功。6．Hpe yu are remembered fr yur great cntributins t the wrld ne day. 希望有一天你对世界做出的巨大贡献会被人们记住。
【写作任务】 假定你是李华，收到好友Jhn的来信。Jhn希望自己将来能成为一名科学家，来信咨询科学家需要具备哪些品质。请给他回一封电子邮件。内容包括： 1．对Jhn的梦想表示支持； 2．科学家应具备的品质。
注意： 1．可适当增加细节，以使行文连贯； 2．词数80左右，邮件的格式已给出，不计入总词数。
Dear Jhn， _______________________________________________________________________________________________________________________________________________________Yurs， Li Hua
【遣词造句】 Ⅰ．用本单元所学单词或短语填空 1．____________ adj. 绝妙的；聪颖的；明亮的 2．____________ adv. 此外；再者 3．____________ 科学精神 4．____________ 同意 5．____________ 另外 Keys：Ⅰ．1．brilliant 2．furthermre 3．scientific spirit 4．subscribe t 5．what’s mre/in additin
Ⅱ．本单元语块、语法运用 1．句式积累 (1)我很高兴得知你希望将来成为一名科学家。I am glad t learn that yu hpe ____________ in the future. (2)科学家应该对某些事情感兴趣和好奇。Scientists shuld be ________ and ________ certain things. Keys：Ⅱ．(1)t becme a scientist (2)interested in; curius abut
(3)他们关注研究问题的各个方面，不断探索。They pay attentin t varius aspects f the research prblem and________. (4)科学家往往才华横溢、聪明能干，能够提出独立的意见和方法。Scientists are ften ________________, ____________ and able t frm independent pinins and methds. Keys：(3)keep explring (4)brilliant；intelligent
2．句式升级 (5)将句(2)升级为含有名词性从句的句子 _________________________________________(6)将句(3)升级为分词作状语的句子 _________________________________________Keys：(5)Scientists shuld subscribe t the view that they shuld be interested in and curius abut certain things. (6)Paying attentin t varius aspects f the research prblem, they keep explring it.
【连句成篇】 ___________________________________________________________________________________________________________________________________________________________________________________________________________________
【参考范文】 Dear Jhn， I am glad t learn that yu hpe t becme a scientist in the future. T be a gd scientist, yu need t have sme scientific spirits.
Firstly, scientists shuld subscribe t the view that they shuld be interested in and curius abut certain things. Paying attentin t varius aspects f the research prblem, they keep explring it. In additin, scientists need t be imaginative and willing t experiment bravely with new ideas and methds. As we all knw, scientists are ften brilliant, intelligent and able t frm independent pinins and methds. Furthermre, cautin and persistence are necessary fr scientists t succeed.
Becming a scientist is nt easy. Wrk hard and wish yu success. Yurs， Li Hua
袁隆平是一位杰出的科学家，请你根据下面所提供的信息，写一篇关于袁隆平的简介。
内容包括： 1．袁隆平被誉为“杂交水稻之父”； 2．1930年出生于北京，大学毕业后，一直从事农业教育和杂交水稻的研究； 3．他培植出的高产水稻，很大程度上解决了中国人的吃饭问题； 4．他获得了“国家最高科学技术奖”。
注意： 1．词数：80词左右； 2．可适当增加细节，以使行文连贯。参考词汇：高产的high-yield；国家最高科学奖State Preeminent Highest Science and Technlgy Award f China ___________________________________________
【答案】One pssible versin： Yuan Lngping, wh is praised as the “father f hybrid rice”， was brn in Beijing in 1930．Since he graduated frm university, he has been wrking as an educatr n farming and a researcher n hybrid rice.
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