高中英语人教版 (2019)必修 第三册Unit 4 Space Exploration教学演示ppt课件

这是一份高中英语人教版 (2019)必修 第三册Unit 4 Space Exploration教学演示ppt课件，共33页。PPT课件主要包含了目录页，即学即用，Summary，集合会面，meet 知多少，即学即练等内容，欢迎下载使用。
Pre-writing
Language pints
While-writing
Pst-writing
1. What did yu learn abut space explratin during last perid?2. Scientists all ver the wrld spend a lt f time and energy explring space. D yu think it is wrthwhile? Why r why nt?
Pre-writing: Warming Up
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?
Read the passage n P44 and answer the questins.
While-writing: Reading fr infrmatin
1. Why are sme peple against space explratin?
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.
2. What has space explratin dne fr fd prductin?3. What did the pictures f Earth frm space make peple realise?
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.
4. Hw des space explratin benefit the prducts that peple use nwadays?
Advanced technlgy develped fr space explratin has prmted technlgical imprvements that benefit us all by allwing prducts t be made t a higher standard.
Lk at the fllwing questins and find answers frm the reading passage.
1. What’s the literary genre (体裁；类型) f this passage?2. What’s the structure f this passage?3. Hw des the writer rganise the passage and make his / her pinins persuasive?
While-writing: Reading fr rganisatin and language features
1. What’s the literary genre f this passge?
It’s an argumentative essay. An argumentative essay is a type f thesis r cmpsitin where yu have t present yur view and attempt t cnvince thers that yur facts and arguments are crrect. Yur view shuld be backed up by a few examples, reasns and lgics.
2. What’s the structure f this passage?
3. Hw des the writer rganise the passage and make his / her pinins persuasive?
Use tpic sentences in the bdy part t stress the writer’s arguments. Use transitinal wrds (instead, firstly, secndly, finally, as a result, in clsing, therefre etc.) t make the passage cherent (连贯的；一致的).
It is knwn that sme f the wrld’s mst imprtant scientists think the idea f peple living n Mars will cme true ne day. Use what yu have learnt t write abut yur pinin abut humans living n Mars. D yu think it is a gd idea fr sme peple t mve t Mars fr gd? Why r why nt?
While-writing: Creative Writing
Exchange drafts with grup members and check yur drafts accrding t the fllwing checklist.
Pst-writing: Creative Writing
·Des the intrductin state the tpic?·Des the intrductin express different pinins abut the tpic?· Des the bdy give arguments with suitable supprting infrmatin?· Des the clsing express the writer’s pinin and end prperly?· Are there any grammar, spelling, r punctuatin errrs?
Chse ne excellent draft in a grup and share it with the rest f the class.
Pst-writing: Present and share
Language pints: Imprtant wrds and phrases (P44)
Language pints: Imprtant wrds and phrases (P44 ~ P45)
· Either yu r I am ging there tmrrw.· Either he r yu are wrng.
either ... r ... 连接两个主语时，其谓语动词应与最近的一个主语在人称和数上保持一致。这就是我们说的“就近原则”, 类似的还有r, neither ... nr …, nt nly … but als ... 等。
Language pints: Imprtant sentences
Cmpare and Find
1. Hwever, thers feel this is a shallw view which fails t realise hw explring space helps us. 2. As a result, space-based science has helped farming in its effrts t grw enugh fd t feed Earth’s increasing ppulatin. 3. 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. 4. Seeing pictures f ur planet as an island in a black sea made peple realise that ur planet’s resurces are limited.
Language pints: Imprtant sentences (P44)
S,你觉得它们是同一种从句吗？
I hld the firm belief that yu are sure t achieve yur gals.I can’t wait t share with yu the gd news that Beidu satellite navigatin system has been successfully put t use.
1. Hwever, thers feel this is a shallw view which fails t realise hw explring space helps us. (P44)然而，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。
I hld the view that it is ur duty t prtect the envirnment.His strange view that / which ges against Mr Liu’s is accepted by all his classmates. 它们的引导词一样吗？它们的引导词与view有关吗？ 它们的引导词在从句中的作用相同吗？
Cmpare and Think
2. As a result, space-based science has helped farming in its effrts t grw enugh fd t feed Earth’s increasing ppulatin. (P44)因此，基于太空的科学有助于提高农业产量，从而为地球上不断增长的人口提供充足的食物。
as a result 的近义表达：
as a cnsequence (f), thus, therefre, as a result f, n accunt f, due t, wing t ...
Think and discver
1. As a result _______ the unique beauty and special meaning f Chinese paper-cutting, it enjys _________ (increase) ppularity at hme and abrad.2. He is n a diet ___________ (努力) t lse sme weight.3. Chinese Kungfu is getting ____________ (increasing) ppular with peple f all ages ____________ (由于) its psitive effects n health.
in an effrt
increasingly
as a result f
1. as a result 单独使用，用逗号与句子隔开。as a result f 为介词词组，后加名词，代词或动名词 作宾语表示原因。2. make an effrt t d = try t d make every effrt t d = spare n effrt t d in an / ne’s effrt t d sth 介词短语3. increasing + n, increasingly + adj / adv
3. 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. (P44) 由于采用了先进的技术，如今全球高端产品的生产标准提高了，而这些技术最初是为了满足太空探索的要求而研制出来的。
· t a high standard· advanced technlgy· meet ne’s requirements
达到一个高标准先进的技术满足某人的要求
1. Let’s meet at the schl gate after class.2. I’ll g t the airprt t meet yu.3. I have n chice but t meet the challenge with curage.4. That’s where the river meets the sea.5. The new smartphne can meet almst all ur requirements. 6. With such a lw salary, I can’t make ends meet.
4. Seeing pictures f ur planet as an island in a black sea made peple realise that ur planet’s resurces are limited. (P44)看着我们星球的照片，犹如黑色汪洋大海中的一个小岛，人们意识到地球的资源是有限的。
·主语：·谓语：·in a black sea 在句子中作________，修饰_________。
seeing pictures f ur planet as an island
Think and Discver
1. Teachers and bks are helpful in ur studies but they shuldn’t ________ ur thinking. A. limit B. affect C. influence D. inspire2. The amunt f ur studying time is _______ (limit).3. I firmly believe that teaching shuldn’t be limited ______ the classrm.