unit1-sectionA-4a-4c初中教案课件

Unit1Howcanwebecomegoodlearners?SectionA4a-4cTolearnthestructureandexpressionsof“by+v.-ing”.BywatchingEnglishprograms.Byhavingconversationswithfriends.LearningObjectivesFreeTalkA:HowdoyoulearnEnglish?B1:IlearnEnglishby...B2:...PresentationHowdoyoulearnEnglish?Ilearnbystudyingwithagroup.DoyoulearnEnglishbyreadingaloud?Yes,Ido.Ithelpsmypronunciation.HowcanIreadfaster?Youcanreadfasterbyreadingwordgroups.HowcanIimprovemypronunciation?Onewayisbylisteningtotapes.[探究]“by+动名词”结构“by+动名词”表示“以......的方式；通过...”Grammarfocus1.“by+动名词”在句中通常作___________,常位于________.IimprovemyEnglishbyreadingalot.我通过大量阅读的方式提高我的英语。方式状语句末2.对“by+动名词”提问时要用_________,

-HowdoyoulearnEnglish?你是怎样学英语的？-ByjoiningtheEnglishclub.通过加入英语俱乐部。How[辨析]

by,with与inbywithin表示乘坐某种交通工具或用某种方式。如：gotoschoolbybus乘公共汽车上学表示用某种工具或身体的某部位（手、脚等）。如：writewithapen用钢笔写字。表示用某种语言或某种材料。如：inEnglish活学活用Mymotheralwaysgoestowork______________.bysubway活学活用Nancylikesdrawingpictures______hercrayons.with活学活用Mikecantalkwithus_____________(用中文).inChinese[归纳]

介词by的基本用法“by+交通工具”表示____________________.

如：bybus乘公共汽车；byship乘船2.“by+地点名词”表示______.意为“_________；__________”。如：bytheriver在河边3.“by+时间”意为“____________;不迟于”。

如by6o’clock在六点之前。乘坐某种交通工具位置靠近...在...旁边在...之前4.表示移动方向，意为“从...经过”。如：passby经过5.by用在被动语态中表示___________，后接动作的执行者，即用来引出原主动语态的主语。如:ThisbookiswrittenbyLuXun.这本书是鲁迅写的。被；由于Matchthequestionsandanswers.4aHowdoyoupracticespeaking?BywatchingEnglishprograms.Howdoyoulearnnewwords?Bylisteningtoatapeandrepeatingoutaloud.Howdoyouimproveyourwriting?Byhavingconversationswithfriends.Howdoyoupracticelistening?Bytakingnotes,doingexercisesandreadingalot.Howdoyouimproveyourpronunciation?Bymakingwordcards.Howdoyoulearngrammar?Bywritinge-mailstomypenpals.v.重复；重做4bMakingsentencesusingthestructure“dosth.bydoing”withthesubjectsintheboxandinformationthatistrueforyou.mathphysicschemistryChinesehistorygeographye.g.IusuallypracticemyEnglishbytakingnotes/readingbooksandnewspapers/speakingEnglishwithmyclassmates/memorizingsentencepatterns.

n.笔记；记录

4cCheck(√)whatyoudotolearnEnglish.Theninterviewyourpartner.IlearnEnglishbyMypartnerlearnsEnglishbyyesnohowoftenyesnohowoftendoinggrammarexercises.takingnotesinEnglish.readingEnglishbooks/magazines.writinginanEnglishdiary.usinganEnglishdictionary.…DoyoulearnEnglishbydoinggrammarexercises?Yes,Ido.Howoftendoyoudothem?...SummaryGrammar：by的用法by+动词-ing形式，表方式、方法by+地点，意为靠近；在....旁边by+时间，意为不迟于；在...之前by+交通工具，意为乘......（表示方式）意为“被；由”根据汉语提示用适当的介词短语填空。1.WelearnEnglish_______________(通过大声读).2.sheoftensits____________(在河边)aftersupper.3.IpracticespeakingEnglish_________