英语人教版九年级全册Unit 1 Section A 1a--1c.ppt

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.,Whatshedoing?,Warmingup,Heis,HowdoeshestudyEnglish?,HowdoyoustudyEnglish?,IstudyEnglishby,listeningtotapes.,HowdoyoustudyEnglish?,IstudyEnglishby,workingwithfriends.,HowdoyoustudyEnglish?,IstudyEnglishby,askingtheteacherforhelp.,BywatchingEnglishmovies,Bymakingwordcards,Byhavingconversationswithforeigners,Byreadingthetextbook,GuessingGame,CanyouguesshowtheylearnEnglish?,Check()thewaysyoustudyforanEnglishtest.Thenaddotherwaysyousometimesstudy.,_a.byworkingwithfriends_b.bymakingwordcards_c.byreadingthetextbook_d.bylisteningtotapes_e.byaskingtheteacherforhelp_,1a,1b,Listen.Howdothesestudentsstudyforatest?Writelettersfrom1aabove.,_1.Meiping,_2.Peter,_3.Tony,b,d,Istudybymakingwordcards.,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/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,through,1.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。,Thepoorblindgirllearnedtoplaythepianobylistening.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.,A.by,B.with,C.of,D.in,2._doesherbrotherimprovehisEnglish?Heimprovesit_askingtheteacherforhelp.,A.How,by,B.What,with,C.Why,in,D.What,on,Exercise,3.Thegirl_redbyriverismysister.A.byB.inC.withD.on4.Therivergoes_theforest.A.inB.byC.throughD.with5.Hesaid_alowvoice,“Gotoyourseat.”A.byB.inC.withD.on,1c,A:Howdoyoustudyforatest?B:Istudybyworkingwithagroup.,Group