Unit 2 Topic 2 Section C 课件 2.ppt

1、单元2保存地球，主题2 alltheseproblemsareveryserious.sectionc课件1，每日生活， weshouldfacemoreenvironmment、cities、pollute、健康问题、在日生活、weshouldfacemoreenvironmentalproblems.canyousa factories、太平洋航空、天气、每日生活、美国环境探测计划. canyousaysomething、cut down、million 地球旅行、北欧经销商、每日生活、全球面记忆体环境测试。oxygen、aspecialkindofoxygencalledozone(o3

2、)、a very big hole in the ozone layer、tomucharmfulradiation weshouldfacemoreenvironment 、二氧化碳增量批量、形式a“消息块”、从孙康复外壳， causetheleveloftheseatorisecalled“thegreenhouseeffect”或“globe warming”，whatotherkindsofenvironmentalprobled talkaboutthemwith 功能树，工厂轮询，转移轮询，区域层，morecayer，功能树，工厂轮询，转移轮询，t 远程核心二极管、全球化、读取与下

3、降、执行、读1 againandchoosethebestanswers .1. What does our planet mean here？ 为什么要这么做呢？为什么要这么做呢？为什么？ a.carscanpollutetheair.b.factoriescanpollutethewater.c.thefewertrees better.d.notallthethingswehavedonearegoodfortheearth . 3.theworditinthepassagerefersto _ _ _ _.4 .在此过程中， 消息参考_ _ _ _.a.carbondioxidearo

4、undtheearthb.theozonelayerintheskyc.theforestsaround orld， 5.theleveloftheoceansisrisingbecauseof _ _ _.a.pollution b.fewtreesc.thegreenhouseeffect a.environmentalproblemsb.pollutiono . thegreenhouseeffect、Grammar focus、Indefinite pronoun and adverb不定代词和副词、someone、somebody、something、anyone、anybody、a

5、nything、n 一、构成、somewhere、anywhere、nowhere、everywhere、Indefinite pronoun and adverb不定代词和副词、二、用法。 在正常情况下是e.g.youwillfindyourbagsomewhere.canyouhearanything？ 世界上最美好的地方。 (something，anything )智能运输系统so easy，_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ can doit.(somebody，anybody )，somebody在表达为“任何人”时，anything、anybody、

6、anyone用于肯定句wouldyouliketohave _ _ _ _ _ _ _ _ _ _ _ _ no、thank you.ihavehadenough.a.anythingmoreb.somethingmorec.more anything，有些有用的东西是什么，有趣是严重的somethingusefulsomethinginterestingnothingserious，Somebody _ (have，has)turnedoffthelious goes， eg 33601.there is always _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

7、_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _关注新网站。 No one/Nobody. (who、how many、how much ) e.g._ _ _ _ _ stampsdoyouhavenow none.none既可以指_ _ _又可以指_ _，常用于of子句结构。 常用，常用，常用，常用，常用，常用，常用。世界经济、人类、事物、人类、关系、世界经济、领导人， o : discussthemeaningsofthefollowingexpressionsandthenwritedownhowtheyaffectthee

8、nvironment . aspecialkindofoxygencalledoxygen calledtheozonelayercanpreventthesunsharmfulradiationfromreachingtheearth.butnowairpollution . this ISVs rousbecausethiskindofradiationcancausecancer .CO2:绿色house effect : moreandmorecarbondioxideformsablanketaroundtheearth .Written work是discussthemeaning

9、softhefollowingexpressionsandthenwri carbon dioxide.itmainlycomesfromburningoil、coal and wood .carbondioxidearoundtheearthmakesthetemperaturerise . theheatfromthesuncantescapesothetemperatureisrising.itcausestheleveloftheoceanstoriseandtheclimateoftheearthtochange . doyouwanttoknowhowmanypeopleareturninggreeninyourclass 问题单调查like this.howmanykinds