人教版 (2019)必修 第三册Unit 4 Space Exploration教学课件ppt

这是一份人教版 (2019)必修 第三册Unit 4 Space Exploration教学课件ppt，共47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，作高效提升，◎话题佳句，◎写作范例，内容包括　，写作指导等内容，欢迎下载使用。

A．模式；图案；模范　B．论证；争辩；争论　C．定期的；经常的；正常的　D．肤浅的；浅的　E．地球；世界；地球仪　
1．He’s a really successful man—yu can’t argue with that. (　　)2．Generally, these fish are fund in shallw waters arund the cast. (　　)3．Regular exercise helps prevent weight gain. (　　)4．This plant can grw in many parts f the glbe. (　　)5．A pattern is the repeated r regular way in which smething happens r is dne. (　　)【答案】1．B　2．D　3．C　4．E　5．A　
Ⅱ．预备写作素材　1．Different peple have ____________ space explratin.对于探索宇宙，不同的人有不同的观点。2．60% f the peple hld the view that __________; n the ther hand, 40% think it wastes lts f time and mney.百分之六十的人认为探索太空会对我们有益，然而，另一方面，百分之四十的人认为它浪费了大量的时间和金钱。【答案】1．different ideas abut　2．explring space will benefit us　
3．I think there are many advantages in explring space. First, it has made a difference in the fight against wrld hunger. Secnd, it made us realise that ______________________.我认为探索宇宙有很多优点。第一，它在抗击世界性饥饿的战斗中发挥了作用；第二，它让我们认识到地球的资源是有限的。【答案】3．ur earth’s resurces are limited　
4．__________________, the rest f the peple are against the plan because it may result in sme bad effects.另一方面，其余的人反对这个计划，因为它可能会导致一些不好的影响。【答案】4．On the ther hand　
5．I think we shuld ____________________ explring space s as t prvide new and better slutins t peple’s shrt-term and lng-term prblems.为了给人类的短期和长期问题提供更新和更好的解决方法，我认为我们应该花更多的时间和金钱来探索太空。【答案】5．spend mre time and mney　
1．argue vt. &vi. 论证；争辩；争论　(P44)Sme peple argue that we shuld stp wasting time and mney explring space.【翻译】有些人认为我们应该停止浪费时间和金钱探索太空。
They bth agreed t see a film but they argued with each ther abut/ver which film t see.他们俩都同意看电影，但却为看哪部电影而彼此争论。It is beynd argument that near-sightedness is a serius prblem amng the yuth f ur cuntry.无可争辩的是，近视在我国的年轻人中是一个严重的问题。
【针对练习】　单句语法填空　(1)I’m nt ging t argue ________ yu, but I think yu’re wrng.(2)It is beynd ________ (argue) that Taiwan is an indivisible part f China.(3)The saleswman argued me ________ buying the car but I refused.【答案】(1)with　(2)argument　(3)int　
完成句子　(4)We try t _______________________ alne.我们尽力说服她不要独自去那儿。【答案】(4)argue her ut f ging there　
2．limited adj. 有限的　(P44)Seeing pictures f ur planet as an island in a black sea made peple realise that ur planet’s resurces are limited.【翻译】把我们星球的照片看作是在黑暗的海洋中一个岛屿的照片，这使人们意识到我们星球的资源是有限的。
(1)be limited t 受限于；局限到　(2)limit n．限制；极限；界限　vt. 限制　limit…t… 把……限定在……范围内　set a limit t… 对……限定范围　(3)limitless adj. 无限的　
The expenses shuld be limited t what yu can really affrd.费用不应超出你们偿还能力的限度。They limit the speed f cars t 50 kilmetres per hur n this rad.他们限定这条路的车速为每小时50千米以内。
【针对练习】　单句语法填空　(1)The amunt f mney we have is s ________ (limit)that we can’t buy the new huse.(2)Yu shuld try t limit yur speech ________ five minutes.【答案】(1)limited　(2)t　
完成句子　(3)The length f the article shuld _______________ 400 wrds r s.文章的长度应该限制在400词左右。【答案】(3)be limited t　
3．attach vt. 系；绑；贴　(P46)While sleeping, they must attach themselves t smething s as t prevent flating arund.【翻译】睡觉时，他们必须把自己绑在某样东西上，以防止四处飘浮。
(1)attach…t…把……系到/附在……上；使……和……相联系(其中的t为介词，其后接名词、代词或动名词)。attach neself t sb/sth 依附于某人；参加某事　attach imprtance/significance t… 重视……　(2)attached adj. 附属的；依恋的　be attached t 依恋；爱慕；留恋；附属于　(3)attachment n．附件；依恋；连接物；扣押财产　
Please attach these labels t yur hand luggage.请把这些标签系在您的手提行李上。Yu shuld attach much imprtance t yur handwriting.你应该极其重视书写。This middle schl is attached t a nrmal cllege.这所中学附属于一所师范学院。
【针对练习】　单句语法填空　(1)When I pened my bk, I fund a beautiful card ________ (attach) t the first page, giving me best wishes.(2) They had t check the strength f the seat ________ (attach) t the flr f the plane.【答案】(1)attached　(2)attachments　
(3)Natasha attached herself ________ the film crew filming at her rphanage.(4)Parents shuld attach imprtance t ________ (develp) children’s gd habits in life.【答案】(3)t　(4)develping　
完成句子　(5)We shuld __________________ the develpment f ecnmy.我们应该重视经济发展。【答案】(5)attach imprtance t　
【引人入胜的开头句】　1．Recently the students in ur class have had a heated discussin abut whether…　最近，我们班的学生关于……是否……展开了热烈的讨论。2．I’m writing t tell yu abut the discussin we have had abut…　我写信是为了告诉你我们关于……的讨论。
【精彩纷呈的篇中句】　3．Of all students, 40% f them think…， but thers d nt agree.在所有的学生中，40%的人认为……，但其他人不同意。4．Sme students are fr the idea/are in favur f it/agree with it, while/but/hwever, thers are against it/disagree with it.一些学生赞成/同意这个想法，但是/然而，另一些学生反对/不同意。
【回味无穷的结尾句】　5．There is n dubt that…　毫无疑问……　6．Persnally, I believe it is…　就我个人而言，我认为……　
【写作任务】　最近， 你班同学就“太空是否值得探索”这一话题展开了一场讨论。请你根据所提供的信息，写一篇短文介绍讨论的情况， 并谈谈自己的看法。
注意：　1．词数80左右；　2．可以适当增加细节，以使行文连贯。____________________________________________________________________________________________________________________________________________________________
【遣词造句】　(1)__________ vt. &vi. 争论；争辩　(2)__________ n．宇航员　(3)__________ n．资源　答案：(1)argue　(2)astrnaut　(3)resurce　
(4)__________ adj. 有限的　(5)__________ n．数据　(6)____________ 太空探索　(7)____________ 弄懂；弄明白　答案：(4)limited　(5)data　(6)space explratin　(7)figure ut　
【完成句子】　(1)Recently the students in ur class have had a heated discussin n ____________________.最近我们班就太空是否值得探索进行了热烈的讨论。答案：(1)whether the space is wrth explring　
(2)30% f us argue that it is nt wrthwhile ______________，and think that mankind shuld _______________ hw t slve the prblems n the earth first.30%的人认为探索太空是不值得的，认为人类应该首先弄明白如何解决地球上的问题。(3)In additin, it is t risky ___________________.另外，这对宇航员来说太危险了。答案：(2)t explre the space；figure ut　(3)fr the astrnauts
(4)Hwever, 70% think space is wrth explring because ___________ and space explratin may help slve the prblem.然而，70%的人认为太空值得探索，因为地球上的资源有限，太空探索可能有助于解决这个问题。(5)It can _____________ prmte the develpment f sciety _______________ enrich ur life.它不仅可以促进社会的发展，而且可以丰富我们的生活。答案：(4)the resurces n the earth are limited　(5)nt nly；but als　
【句式升级】　(6)将句(2)升级为含有现在分词作状语的句子。_______________________________________________答案：(6)30% f us argue that it is nt wrthwhile t explre the space, thinking that mankind shuld figure ut hw t slve the prblems n the earth first.
(7)将句(5)升级为倒装句。_______________________________________________答案：(7)Nt nly can it prmte the develpment f sciety but als it can enrich ur life.
【连句成篇】　____________________________________________________________________________________________________________________________________________________________
One pssible versin：　Recently the students in ur class have had a heated discussin n whether the space is wrth explring. Students hld different ideas abut it.30% f us argue that it is nt wrthwhile t explre the space, thinking that mankind shuld figure ut hw t slve the prblems n the earth first. In additin, it is t risky fr the astrnauts.
Hwever, 70% think space is wrth explring because the resurces n the earth are limited and space explratin may help slve the prblem. Besides, the data cllected during the space explratin are f great benefit t human beings.As far as I am cncerned, it is wrthwhile t explre the space. Nt nly can it prmte the develpment f sciety but als it can enrich ur life.
(2023吉林长春高一下学期期末)最近，你们班在英语课上就“海外研学是否值得”这一话题展开了讨论。请根据下表内容用英语写一篇短文介绍讨论的情况并谈谈自己的看法。
参考词汇：海外研学verseas study turs　注意：　1．词数80左右；　2．可适当增加细节，以使行文连贯。______________________________________________________________________________________________________
One pssible versin：　Recently we have a discussin n whether it is wrth ging n verseas study turs.Abut 55 percent f the students are in favur f verseas study turs. Thrugh them, students’ hrizns can be bradened and their freign language ability can be imprved.