高中英语外研版 (2019)必修 第三册Unit 3 The world of science授课ppt课件

这是一份高中英语外研版 (2019)必修 第三册Unit 3 The world of science授课ppt课件，共24页。PPT课件主要包含了chemical ，garbage ，melt ，pollute ，recycle ，coastal ，concerned ，evidence ，major ，complain 等内容，欢迎下载使用。
一、根据释义写出英语单词1.　　　　　 the mixture f gases that surrunds the earth  2.　　　　　 cnnected with chemistry  3.　　　　　 the physical cnditins that sb./sth. exists in 4.　　　　　waste materials,such as paper,empty cntainers,and fd thrwn away  5.　　　　　 t becme liquid as a result f heating 6.　　　　　 t make air,water,sil etc.dangerusly dirty  7.　　　　　 t reuse  8.　　　　　 near the cast  9.　　　　　 wrried abut smething  10.　　　　　 facts r signs that shw clearly that sth. exists r is true  
envirnment
11.　　　　　 (mre)imprtant;great(er) 12.　　　　　 t say that yu are annyed,nt satisfied,r unhappy abut sth./sb. 13.　　　　　 frightening  14.　　　　　 cmpletely and in every way 
二、短语翻译1.have a bad effect n 　　 　　 2.change 　 　　　 3.take in 　　　　 4.give ut 　　 　　 5.　　　　 　简言之;概括地讲 6.　　　 　　浏览 7.　　　　　如果可能的话 8.　　 　　　让某人做某事 
in a nutshell
if pssible
get sb.t d sth.
三、阅读课文The Green Mvement,回答下列问题1.Which f the fllwing statements is NOT true accrding t the passage?A.All the cuntries in the wrld lk after the envirnment cuntries usually wrk hard t imprve the Germany,peple put different garbage int different “Green” mvement aims at 　　　. A.imprving the living cnditinsB.putting different garbage int different bagsC.getting gvernments t think abut the envirnment and lk after it
3.Which kind f garbage can’t be put int the bags?A.Paper　　　　B.Plastic.　　　　C.Aersl did the “Green” mvement deal with the industry?A.By warning them nt t prduce getting peple t put different garbage int different cllecting infrmatin and telling it t the public.
1.t have a bad effect n smene r smething对某人或某物有坏的影响★考点:have a bad effect n 对……有坏的影响Alchlic drink can have a bad effect n yur bdy.含酒精的饮料会对你的身体有很坏的影响。考点延伸阅读下列句子,体会effect的相关短语及含义①A cntract will cme int effect as sn as it is signed.合同一经签字立即生效。短语:cme int effect　含义:开始生效 ②Sme ld laws are still in effect.有些旧的法律现在仍然有效。短语:in effect　含义:有效 
③The medicine tk effect tw hurs ag.药两小时前就起作用了。短语:take effect　含义:起作用 ④It wn’t be easy t put the changes int effect.使其马上改变是不容易的。短语 effect　含义:实行;使生效 
2.Trees take in carbn dixide and give ut xygen.树木吸收二氧化碳,放出氧气。★考点:give ut 放出;发出The sun gives ut light and heat t the earth.太阳给大地以光和热。考点延伸1)阅读下列句子,体会give ut的含义①Please help me give ut these test papers.请帮我分发这些试卷。含义:分发②Our fd supplies began t give ut.我们存的粮食要吃完了。含义:用完,消耗尽
③The date f the examinatin will be given ut sn.考试的日期将很快公布。含义:发布,公布
2)阅读下列句子,体会give的相关短语及含义①Dn’t give away ur secret.不要泄露我们的秘密。短语:give away　含义:泄露 ②Living in the cuntry has given me back my health.居住在乡村使我恢复了健康。短语:give back　含义:恢复 ③Yu ught t give up drinking;I gave it up last year.你应该戒酒,我去年就戒掉了。短语:give up　含义:放弃,戒掉 ④We will carry n fighting t the end.We will never give in t difficulties.我们将战斗到底,永不向困难妥协。短语:give in (t)　含义:屈服,投降 
3)—Why didn’t yu give 　　　　　Rbert’s e-dictinary yesterday? —I frgt t bring it here,but I mean t return it t him tmrrw.4)(2015·浙江高考改编)Bdy language can give 　　　　　a lt abut yur md,s standing with yur arms flded can send ut a signal that yu’re being defensive. 5)I like walking in the garden n summer afternns,fr the flwers there give 　　　　　sweet smell. 答案:1)up　2)in　3)back　4)away　5)ut
3.What is the mst urgent prblem f all?最紧急的问题是什么?★考点:urgent adj.紧急的I want t talk t yur manager abut an urgent matter.我想和你们经理谈一件紧急的事。考点延伸阅读下列句子,体会黑体词的词性及含义①He urged me t drive carefully n the icy rads.他力劝我在结冰的路上开车要谨慎。词性:动词　含义:力劝
②The reasn why I’m calling yu nw is that I’d like t see yu urgently.我现在打电话给你是因为我想立刻见你。词性:副词　含义:紧急;立刻③This is a matter f great urgency.这是一件十分紧急的事情。词性:名词　含义:紧急;迫切
4.The garbage is then taken away and,if pssible,recycled.这些垃圾然后被运走,如果可能的话将会进行回收利用。★考点:if pssible是if it is pssible的省略If pssible,let me knw befrehand.如果可能,事前通知我。考点延伸状语从句的省略:1)在when,while,if,as if,thugh(或althugh),as,nce,whether,unless等连词引导的状语从句中,常省略与主句相同的主语和be动词。2)when (if,where,wherever,whenever,as sn as,than等)+pssible/necessary等时,中间省略了it is(was)。
5.Lk thrugh the reading passages and activities in this mdule.浏览这一模块中的阅读材料和各种活动。★考点:lk thrugh浏览;仔细查看,翻找I have the habit f lking thrugh newspapers after supper.我有晚饭后浏览报纸的习惯。考点延伸1)阅读下列句子,体会黑体短语的含义①Always lk thrugh yur paper befre handing it in.交试卷前一定要仔细检查。含义:彻底检查
②I have lked thrugh all my papers but I still can’t find the cntract.我翻阅了所有的文件,但仍然没找到合同。含义:翻找2)阅读下列句子,体会lk的相关短语及含义①Yu shuldn’t lk dwn upn him just because he is a dustman.你不应该因为他是个清洁工就轻视他。短语:lk dwn upn/n　含义:看不起,轻视 ②A wrking team has been set up t lk int the prblem.已成立工作组调查该问题。短语:lk int　含义:调查 
③If yu cme acrss a new wrd,yu can lk it up in a dictinary.如果你遇到生单词,可以查字典。短语:lk up　含义:查阅 ④Dn’t lk away frm the persn wh’s talking t yu.不要把目光从正在跟你说话的人身上移开。短语:lk away frm　含义:把目光从……移开 ⑤Jim has been lking frward t spending his vacatin lying n the beach ding nthing ne day.吉姆一直渴望有一天能躺在海边什么也不干,度过假期。短语:lk frward t　含义:希望;盼望