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1、动词分类动词是表示动作（study,find,swim等）或状态（be,like,feel等）的词。动词具有人称、数量、时态、语态和语态变化。动词分类：动词有助动词、情态动词、联系动词和行为动词四类。一助动词助动词没有任何含义，不能单独做谓语，只能和行为动词一起构成谓语，帮助行为动词组成各种时态、语态、语气以及疑问或否定形式。常见的助动词有be,do,does,did,have,will,shall等。具体用法如下：【知识体系】1、助动词be的用法如下：1）构成各种进行时态。如：Itwasrainingalldayyesterday.昨天整天下雨。2）
2、构成被动语态。如：Themeetingwasheldyesterdayafternoon.会议是昨天下午举行的。3）与不定式连用表示按照计划、预先安排或规定要发生的动作。如：TheyaretoseeanEnglishfilmthisevening.他们今天晚上看英语电影。【题型体系】1.Amodelship______hissonbyMrMore.A.wasmadeforB.wasmadetoC.madeforD.makesfor2.Thenewcomputers_______tothevillageschoolaspresentlastmonth.a
3、regivenB.givenC.weregivenD.gave3.Ourroommust___clean.A.keepB.bekeptC.tobekeptD.tokeep4.Doctors___ineverypartoftheworld.A.needB.areneedingC.areneededD.willneed5.Hisnewbook___nextmonth.A.willbepublishedB.ispublishingC.isbeingpublishedD.hasbeenpublished6-___yourhomeworkyet?-Notyet,
4、I___it.A.Haveyoudone;amdoingB.Didyoudo;didC.Didyoudo;amdoingD.Haveyoudone;did7Beforewegottotherailwaystation,thetrain___already.A.wentoutB.hadgoneC.hasgoneD.hasarrived8___theBlacks___TVatsevenyesterday?A.Did;watchB.Are,watchingC.Were;watchingD.Do;watch9___thechildren___theradio?
5、A.Is;listeningB.Is;listeningtoC.Are;listeningtoD.Are;listening10Don'ttalkwitheachother.Thebaby___.A.wassleepingB.issleeppingC.wassleeppingD.issleeping【知识体系】2、助动词do的用法如下：1）构成疑问式或否定式。如：Doeshethinkso?Ididn’tsayanythingabouttheresult.2)在动词前加上do,does,did表示强调，意为“的确，确实”。如：Theydostudyha
6、rd.Shedoeslovehim.Hedidwanttohelptheoldman.【题型体系】1-_____theyoften___theseoldmen?-Yes,they___.A.Do;help;areB.Are;helping;areC.Do;help;doD.Are;helped;are2-Iusuallyhavemilkandbreadforbreakfast.Whataboutyou,Jim?-SodoI,butmysister___.A.hasn'tB.doesn'tC.didn'tD.won't3-___he___toworkon
7、foot?-Yes,he___.A.Do;go;doB.Does;go;doesC.Is;going;doesD.Does;go;is4___you___toschooleveryday?A.When;goB.Whendo;go.C.Whendid;goD.Does;go【知识体系】3.have:助动词have的过去式是had。have和had均可与动词过去分词一起构成完成时态。如：Hehaslivedhereforthreeyears.Assoonasthesunhadsettheyreturned.4shall,should:助动词shall只用于
8、第一人称的将来时态；助动词should是shall的过去式，构成过去将来时。如：Ishalls
