八年级英语detectivesandcrimes课件3.ppt

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1、Unit2DetectivesandcrimesLanguageAInfinitives肯定结构：to+do否定结构：not+todo用法：动词不定式具有名词，形容词　　　　　　　和副词的特征，它在句中可充当主语，宾语，定语，表语和状语．（一）作主语TolearnEnglishwellisnoteasy.ItisnoteasytolearnEnglishwell.2.Tolistentohisspeechisagreatpleasure.Itisagreatpleasuretolistentohisspeech.(二）作表语Myj

2、obtodayistocooklunchanddosomecleaning.Ourplanistohaveapicnicinthemorning.（三）作宾语1.Hedecidedtobuysomeflowersforher.2.Shewantstoapologizeforbeinglate.3.Pleasedon’tforgettobringyourmedicinenexttime.(四）作定语1.Ihavemanythingstodotoday.2.Shehassomethingimportanttotellyou.3.Hei

3、salwaysthefirstonetoarriveattheschooleveryday.（五）作状语Hehascometocleanthecarpetforus.Mybrotherrodetohisfriend’shometohaveaparty.Heistooyoungtoliftthebucketofwater.Areyouoldenoughtojointhearmy?Iamgladtoseeyouagain.ExercisesI.选择填空1.Wehadnochairs_____.A.sitB.tositinC.besit

4、D.tosit2.Thesearebothverygood.Icanhardlydecide_____.A.whichtobuyB.whichwillbuyC.whattobuyD.whatwillbuy3.Theboywastoofrightened____whenhesawthedog.A.nottomoveB.tomoveC.sotomoveD.tobemovingBAB4.Heis____theapplesinthetree.A.tootalltoreachB.totalltoreachC.tallenoughtoreac

5、hD.enoughtalltoreach5.Afterworkingformorethanonehour,theystopped___.restingB.tohavearestC.havingarestD.rest6.You___,asitisrainingoutside.hadbetternottogoouthadnotbettergooutC.HadbettertonotgooutD.hadbetternotgooutCBD7.___thewaytothebookshopwasjustwhatshewantedtoknow.A

6、.HowtofindB.TofindC.HowfindD.totalkwith8.Hefeltverylonelyatnightbecausehehadnobody_____.A.totalkB.totalkaboutC.talkingD.totalkwith9.Couldyoutellme_____aletterinEnglish?A.whentowriteB.whotowriteC.howtowriteD.Wwheretowrite10.Itwaskind_____herhome.ofyoutakingB.foryoutot

7、akeC.ofyoutotakeD.atyoutakeADCCII.用动词不定式的正确形式填空．1.Itismyjob______________(teach)youEnglish.2.Theycamehere________(see)you.3.Iwant______(go)overmylessonsandIwantyou______(do)so,too.4.Themanmadeuphismind___________(notsell)hisbike.5.Iwasverypleased______(see)himback.tot

8、eachtoseetogotodonottoselltosee6.Let’s_____(go)and_____(have)alookathisbaby.7.Ioftenseehim_____(do)shoppinginthisshop.8.Shew