Unit1SectionAGrammarfocus-4c课件人教版英语九年级全册

SectionA(GrammarFocus-4c)TheylearnEnglishbyworkingwithfriends.Thinkandtalk.She/HelearnsEnglishbyusingthedictionary.Howdoes/do...learnEnglish?He/ShelearnsEnglishbyreadingthetextbook.TheylearnEnglishbytalkingwithforeigners.Thinkandtalk.Howdoes/do...learnEnglish?TheylearnEnglishbywatchingEnglishmovies.ShelearnsEnglishbyansweringthequestionsactively.Thinkandtalk.Howdoes/do...learnEnglish?TheylearnEnglishbylisteningtotheteachercarefully.TheylearnEnglishbyreadingEnglishbooksinthelibrary.Thinkandtalk.Howdoes/do...learnEnglish?repeatv.noten.v.paln.physicsn.chemistryn.memorizev.patternn.重复；重做笔记；记录注意；指出朋友；伙伴物理；物理学化学记忆；记住模式；方式Workinpairs.Talkaboutthewaysyoulearnothersubjects.Youcanusethefollowingphrasesandsentences.HowdoyoulearnChinese/math/...?Doyoulearnhistoryandgeographyby...?Thinkandtalk.HowdoyoulearnEnglish?Ilearnbystudyingwithagroup.DoyoulearnEnglishbyreadingaloud?Yes,Ido.Ithelpsmypronunciation.HowcanIreadfaster?Youcanreadfasterbyreadingwordgroups.HowcanIimprovemypronunciation?Onewayisbylisteningtotapes.GrammarFocusReadPage4andfindverbs

connectedwith“by+v.-ing”.Ilearnbystudyingwithagroup.Youcanreadfasterbyreadingwordgroups.HowcanIimprovemypronunciation?Onewayisbylisteningtotapes.Howdoyoupracticespeaking?Otherverbsconnectedwith

“by+v.-ing”:studyrepeatreviewdevelop...1．“by+v.-ing形式”表示方式、方法语法结构介词by后接v.-ing形式，构成“by+v.-ing形式”结构，意为“通过做……的方式”，该结构表示通过做某事而得到某种结果提问方式“by+v.-ing形式”结构通常在句中用作方式状语，因此要用how引导的特殊疑问句来提问e.g.IlearnEnglishbyreadingnovels.我通过读小说来学习英语。—HowcanIturnonthelight?我怎么开这盏灯?

—Byturningthisbutton.转这个按钮。

介词by的用法—________canwepasstheexam?—Byworkinghardandaskingtheteachersforhelp.A．HowB．WhereC．WhenD．WhyA

典例点拨可用语法判断法解答本题。根据答语“Byworkinghardand…”可知，问句是对方式、方法提问，应用疑问词how。故选A。介词by的用法1．“by+v.-ing形式”表示方式、方法写出下列动词的-ing形式：go—________do—________ask—________listen—________sit—________run—________begin—________forget—________die—________tie—________lie—________goingdoingaskinglisteningdyingtyinglyinglivingdancingmakingsittingrunningbeginningforgetting介词by的用法2．“by+交通工具”，意为“乘/坐……”，表示交通方式，表示

交通工具的名词一定用单数，前面不加任何冠词或物主代词。e.g.Maryoftengoestoschoolbybus.玛丽常坐公共汽车去上学。

3．by表示位置，意为“在……旁边；靠近……”，有时可与beside

换用。e.g.Thegirlsaredancingby/besidethelake.女孩们正在湖边跳舞。4．by表示时间，意为“截止到……；不迟于……”。介词by的用法—Howdoyougettoschooleveryday,Lucy?—Igotoschool________.A．ridebybikeB．bymybikeC．bybusD．byabusC

典例点拨可用语法判断法解答本题。根据问句“Howdoyougetto…”可知是对方式提问，应用固定结构“by+交通工具”回答，交通工具名词用单数，前面不加任何冠词或物主代词。故选C。介词by的用法Canyoufinishthework________fiveo’clock?A．byB．forC．ofD．onA

典例点拨可用语法判断法解答本题。句意：你能在五点之前完成这项工作吗？“by+时间名词”表示“不迟于……”，故选A。介词by的用法5．介词

by、with与in表示“用”时的区别by侧重用某种手段、交通工具、传递方式或媒介等with侧重用有形工具、材料、内容等in侧重用语言、语调、笔墨、颜色等writealetterinink用墨水写信bywritingaletter通过写信writealetterwithapen用钢笔写信介词by的用法5．介词

by、with与in表示“用”时的区别e.g.We’llbetravelingbycar.

我们将开车旅行。Hebrokethewindowwithastone.

他用一块石头打破了窗户。PleaseanswerthequestioninEnglish.

请用英语回答这个问题。介词by的用法4aMatchthequestionsandanswers.cefbad1．Howdoyoupracticespeaking?2．Howdoyoulearnnewwords?3．Howdoyouimproveyourwriting?4．Howdoyoupracticelistening?5．Howdoyouimproveyour

pronunciation?6．Howdoyoulearngrammar?a．BywatchingEnglishprograms.b．Bylisteningtoatapeandrepeatingoutloud.c．Byhavingconversationswithfriends.d．Bytakingnotes,doingexercisesandreadingalot.e．Bymakingwordcards.f．Bywritinge-mailstomypenpals.Thinkaboutwhatyoudoandsay.Howdoyoupracticelistening?practicespeaking?improveyourpronunciation?improveyourwriting?learnnewwords?learngrammar?4bMakesentencesusingthestructure“dosth.bydoing”withthesubjectsintheboxand

informationthatistrueforyou.mathphysicschemistryChinesehistorygeographye.g.IusuallypracticemyEnglishbytakingnotes.readingbooksandnewspapers.speakingEnglishwithmyclassmates.memorizingsentencepatterns.bysolvingnewmathproblemseverydaybydoingalotofexercisesanddoingexperimentsIliketopracticemyChinese____________________________.

Iliketolearnmath____________________________________.Iusuallypracticemyphysics____________________________.Iliketostudymychemistry___________________________________________________.Iliketoimprovemyhistoryandgeography________________________________________________.bywatchingbykeepingadiaryinChinese4bMakesentencesusingthestructure“dosth.bydoing”withthesubjectsintheboxand

informationthatistrueforyou.bymemorizingchemicaltermshistoricaland

geographicalprogramsPairwork:Howdo

you

learn...?—HowdoyoulearnChinese/math?—IoftenlearnChinese/math...by...—Doyoulearnhistoryandgeographyby...?—Yes..IlearnEnglishby…yesnohowoftendoinggrammarexercisestakingnotesinEnglishreadingEnglishbooks/magazineskeepingadiaryinEnglishusinganEnglishdictionary…4cCheck(√)whatyoudotolearnEnglish.Theninterviewyourpartner.4cCheck(√)whatyoudotolearnEnglish.Theninterviewyourpartner.A:DoyoulearnEnglishbydoinggrammarexercises?B:Yes,Ido.A:Howoftendoyoudothem?B:…4cCheck(√)whatyoudotolearnEnglish.Theninterviewyourpartner.MypartnerlearnsEnglishby…yesnohowoftendoinggrammarexercisestakingnotesinEnglishreadingEnglishbooks/magazineskee