人教版 (2019)必修 第三册Unit 4 Space Exploration公开课ppt课件

这是一份人教版 (2019)必修 第三册Unit 4 Space Exploration公开课ppt课件，共23页。

IMPORTAINT POINT
T wrk ut the main idea and structure f the text.T learn the features f argumentatin.T write an argumentatin.
Learning Objectives
Sme scientists insist that space explratin wastes t much resurce. We shuld pay mre attentin t the Wrld's pllutin and pverty issues rather than space explratin.
D yu agree?
Is explring space a waste f time and mney?
1.What genre is this article?
2.What is the issue?
It’s an argumentative essay.
Is explring space a waste r nt?
Tip 1:Tpic sentence is usually the first r the last sentence.
3.Pick ut the tpic sentence f each paragraph.
Read the argumentative essay abut space explratin and answer the questins.
Which is the structure f the passage?
A B C D
Part 1-Intrductin: The backgrund and different pinins
Part 2-Bdy: Arguments and supprting evidence
Part 3-Cnclusin:Restatement f the writer’s pinin
recrd data, prvide recmmendatin and advice, grw enugh fd
new material, machine, changing ur lives
picture, resurces, Mars
Tip 2:In rder t make ur argument strng, we need t prvide suitable supprting detail.
Fill in the blanks
1. What is the main idea f the passage?It is t present an idea that explring space __________________________________.2. What’s the authr’s attitude t explring space？A. Supprtive． B. Objective．C. Neutral． D. Negative．
helps us in many ways/ benefits us a lt
Answer the questins
1. Why are sme peple against space explratin?
2. What has space explratin dne fr fd prductin?
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.
Read the argumentative essay abut space explratin and answer the questins(Page 44-45).
3. What did the pictures f Earth frm space make peple realise?
4. Hw des space explratin benefit the prducts that peple use nwadays?
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.
Tip 1：Giving explanatin can make yur arguments mre cnvincing.
Hw t supprt yur ideas?.
Tip 2：Giving examples can make yur arguments mre cnvincing.
Tip 3：Using literary devices such as simile(明喻), persnificatin(拟人), metaphr(暗喻) can make language mre vivid.
Hw t write an argumentative essay?
　　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。请你根据下表提供的信息, 用英语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. 可适当增加细节, 以使行文连贯。

◑ There are a lt f unslved mysteries n Earth. ...◑ I cannt understand spending all this mney n explring Mars. ...
◐ It is necessary t find a new hme fr peple n Mars. ...◐ Explring space encurage scientists t imprve technlgy. ...
Recently ur class had a heated discussin n whether space is wrth explring. Students hld different ideas abut it.   30% f us think space explratin is nt wrthwhile, hlding the belief that space explratin is t far away frm us and ur daily life and is a waste f mney.   Hwever, 70% think space is wrth explring because we have benefited a lt frm it, such as using satellites fr cmmunicatin and weather frecast. What’s mre, with further space research, we may slve the ppulatin prblem by mving t ther planets ne day.   As far as I am cncerned, it is wrthwhile t explre the space. Nt nly can it prmte the develpment f sciety but als enrich ur life.  
Sample writing