八年级英语下册《Unit 2 I’ll help to clean up the city parks》导学案1 （新版）人教新目标版.doc

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1、Unit2I’llhelptocleanupthecityparks.导学目标:Howtoofferhelp_____重点　不定式用法　难点　　词组较多.　　　　　　　　　导学过程导学过程导学后反思动词不定式用法：1.做主语：lTodieforthepeopleisagloriousdeath.lToseeistobelieve.lIt做形式主语。lIttakesmehalfanhourtogotoschoolbybicycle.lItisimpossibleformetogotherewithinhalfanhour

2、.2.做宾语：1.Fred没有钱，所以他决定找一份工作。Freddidn’thaveanymoney,sohedecidedtolookforajob.3.做表语：MyjobistoteachEnglish.4.做定语：l不定式作定语位于被他修饰的名词或代词之后；不定式和它所修饰的词之间有动宾关系lIhavealettertowrite.l但是不定式后面是不及物动词，后面须有必要的介词。lIwantaboxtoputmypencilsin.lXiaoLiisaverynicepersontoworkwith.lThis

3、isagoodplacetohaveaholiday.5.做状语：Hespokeloudly(soas/inorder)tobeheard.（目的状语）Theyjumpedwithjoytohearthenews.（原因状语）I’mtootiredtowalkanyfurthertonight.（结果状语）6.做宾补：Sheaskedmetostaythere.注意：lA.有些动词做宾补后面的不定式不带to，如feel（一感）hear,listento（二听）make,have,let（三让）see,watch,not

4、ice,lookat,observe（五看）.helpsb(to)dol不定式做宾补改成被动语态，to不可省略。lShewasseentotakeawaythemagazines.lTheyweremadetoleavetheircountry.lWewerehelpedtoovercomethedifficulties.l但是let是被动语态，仍可省略tolHeisnotletgobythepoliceman.lwatch&have不可改成被动语态。lIwatchedhimplaythepiano.lShehadme

5、doitforher.B.动词不定式的否定式只须在to前加not.Theteachertoldusnottobelateagain.C.带疑问词的动词不定式在to前加疑问词。Mr.Linwillteachushowtousethecomputer.D.作简短回答或避免不必要的重复时，动词不定式常常省去to后面的动词只保留to。A:Wouldyouliketocometomyparty?B:Yes,I’dloveto(cometoyourparty).l不定式省略to的情况1.See,watch,,ovserve,not

6、ice,hear,feel,tookat,listento.2.make,let,have,(getsbtodo)3.whynot4.hadbetter,wouldrather…(than),cannotbut,donothingbut.l不定式的复合结构forsbtodosth.ofsbtodosthItisveryimportantforustostudhard.Thesedesksareforthenewteacherstouse.It’skindofyoutorepairmybicycle.