Unit 4 Topic 3 Section C 课件 2

《Unit 4 Topic 3 Section C 课件 2》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Unit4AmazingScienceTopic3Chinaisthethirdnationthatsentapersonintospace.SectionC课件2TheimportanceofcomputersReadthearticlesilentlythenanswer:IseverythingwereadontheInternettrueorgoodforus?Read1aagainandfinishthetaskbelow:MarkT(True)orF(Flase).(1)Computerswerei

2、nventedinChinainthe1950s.()(2)Robotsarecontrolledbyhumanbrains.()(3)Computersareonlyusedtoplaceorders.()(4)Peoplecommunicatebysendinge-mailsandchattingonline.()(5)EverythingwereadontheInternetistrueandgoodforus.()FFFFTFindthetopicsentenceofeachparagraphwhile

3、listeningto1a.1.SincecomputerswereinventedintheUSAinthe1950s,theyhavebecomeveryimportantinmanyareasofworkandleisure.2.SincetheInternetcameintobeing,people’slivesathomehavebeenchanged,too.3.Computershaveimprovedourlives,buttheyhavebroughtproblems,too.Complete

4、thefollowingdiagram.computersusageproblemworkdailylife____________________________ofaspaceship.helpdoctors_____________________________._______________________________infactories.helpbusinessmen_____________________.playgamesand__________________________.___

5、____________and_____________athome.___________________bysendinge-mailsand_______________________________.getheadachesor_____________________.don’thaveenoughtime__________________.somethingonInternetisnot________________.controlthespeedanddirectionfinddisease

6、seasilycontroltherobotsplaceandcancelorderswatchmoviesdoshoppingdobusinesscommunicatechattingonlinesoreeyestostudyorexercisetrueorgood1.Thisisthegentlemanwhohelpedmeoutofthetrouble.2.Thebuildingwhichstandsneartheriverisourschool.3.Doyouknowtheboywhosebicycle

7、wasbrokenjustnow?4.Thefarm(that)wevisitedlastSundaywaslocatedinthesuburbsofBeijing.定语从句概念什么是定语从句：在复合句中，修饰某一名词或代词的从句叫定语从句。其作用是修饰主句中的某一名词或代词，修饰的名词或代词叫先行词。e.g.Doyouknowtheman（whocametoseeXiaowangthismorning?）定语从句放在先行词之后，先行词由关系代词或关系副词引导，关系词放在它们中间。关系代词：who,whom,t

8、hat,which,whose关系副词：when,where,whye.g.1.Heisamanwhomweshouldalllearnfrom.他是一个我们都应当学习的人2.IstillrememberthedaywhenIfirstcameto定语从句的翻译。要点：注意：定语从句（2）引导定语从句的词叫关系代词以及关系副词关系词先行词在从句中成分who人主语，宾语whom人宾语wh