英语人教版九年级全册Unit 1 Section A 1a-2d.ppt

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1、初中英语人教版九年级SectionA（1a-1c）Unit1Howcanwebecomegoodlearners?1.学习和掌握介词by的用法，并且会使用by+doing+sth.造句。2.学会回答How引导的特殊疑问句，并能编写简单的对话。学习目标—HestudiesEnglishbyreadingthetextbook.What’shedoing?WarmingupHeis……—HowdoeshestudyEnglish?HowdoyoustudyEnglish?IstudyEnglishby…listeningtotapes.HowdoyoustudyEngl

2、ish?IstudyEnglishby…workingwithfriends.HowdoyoustudyEnglish?IstudyEnglishby…askingtheteacherforhelp.BywatchingEnglishmoviesBymakingwordcardsByhavingconversationswithforeignersByreadingthetextbookGuessingGameCanyouguesshowtheylearnEnglish?Check()thewaysyoustudyforanEnglishtest.Thenaddot

3、herwaysyousometimesstudy.____a.byworkingwithfriends____b.bymakingwordcards____c.byreadingthetextbook____d.bylisteningtotapes____e.byaskingtheteacherforhelp________________________________________________________________1a√1bListen.Howdothesestudentsstudyforatest?Writelettersfrom1aabove

4、.___1.Meiping____2.Peter____3.TonybdIstudybymakingwordcards.e(一)1.“by+动词-ing”表示做某事的方式、方法等，译为“通过/借助……手段或方式”；其后也可接名词。介词by的用法2.对by引导的介词短语提问时，用how。---HowdoyoulearnEnglish?---IlearnEnglishbywatchingEnglishmovies.Explanation(二)“by+交通工具类名词”，也可表达交通方式，译为“搭乘/乘坐……”(三)另外,by作为介词的意义有很多,例如:eg:bytrain

5、/boat/bus乘火车（船，公共汽车）1）在…旁边，靠近Thereisapowerstationbytheriver.河边有一个电厂。2）沿着，经由comebythehighway沿着公路来3）由于bymistake由于差错4）被，由somearticleswrittenbyLuXun一些由鲁迅写的文章辨析：by,with,in,through1.by通过……方法、手段，如交通工具等。2.with使用工具、方法等。gotherebyplane乘飞机去那里Shedrewthepicturewithashortpencil.她用一只短铅笔画了这幅画。Thepoorbl

6、indgirllearnedtoplaythepianobylistening.这个可怜的盲女通过听来学习弹钢琴。4.“through+名词”在指方法和手段时，译为“经由；通过”；以强调原因、理由和作用，作“由于”解。Hemademanymistakesintheexamthroughhiscarelessness.由于粗心大意，他在考试中犯了许多错误。3.in使用某种材料或某种语言，或者表示衣着、声调、特点等。Hereadthetextinalowvoice.他低声地读课文。1.YoucanimproveyourEnglish_____practicingmore

7、.A.byB.withC.ofD.in2.—_____doesherbrotherimprovehisEnglish?—Heimprovesit_____askingtheteacherforhelp.A.How,byB.What,withC.Why,inD.What,onExercise✔✔3.Thegirl____redbyriverismysister.A.byB.inC.withD.on4.Therivergoes_____theforest.A.inB.byC.throughD.with5.Hesaid____alowvoice,“Gotoyourse