初中英语语法一般现在时专项讲解及练习.doc

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1、一般现在时一、出现以下情况是用一般现在时：1)经常性、习惯性的动作或存在的状态。时间标志词：often经常，usually通常，always总是，every每个，sometimes有时，at…在几点钟e.g.Igotoschoolonfoot.Heisverybusynow.Ioftendomyhomeworkat7:00.HeusuallygoestotheparkonSundaymorning.2)表示主语的特征、性格、能力、爱好等。e.g.Hecanswim.Iworkhard.IlikewatchingTV.3)表示客观真理e.g.Ther

2、earesevendaysinaweek.Themoonmovesroundtheearth.二、一般现在时的句式变化：1)表示动作，一般人称作主语的，变否定句须在动词前加助动词don’t；变一般疑问句须在句首加助动词do。E.g.肯定句Theyhavelunchat12:00.否定句Theydon’thavelunchat12:00.疑问句Dotheyhavelunchat12:00?肯定回答：Yes,theydo.否定回答：No,theydon’t.2）单三人称做主语的，变否定句须在动词前加助动词doesn’t；变一般疑问句须在句首加助动词do

3、es。e.g.肯定句：Hegoestoschoolbybike.否定句：Hedoesn’tgotoschoolbybike.疑问句：Doeshegotoschoolbybike?肯定回答：Yes,hedoes.否定回答：No,hedoesn’t1.She______(go)toschoolatseveno’clock.否定句：一般疑问句：2.Theyusually_____upat17:00.(get)否定句：一般疑问句：3.Amy____(be)herejustnow.否定句：一般疑问句：实际操练1.Ihavemanybooks.（改为否定句）2

4、.Tomdoeshishomeworkathome.否定句:一般疑问句：3.Mingmingusuallywaterstheflowers.否定句:一般疑问句4.SuYangusuallywashessomeclothesonSaturday.否定句:5.IusuallyplayfootballonFridayafternoon.否定句:一般疑问句：强化训练一、写出下列单词的第三人称单数形式1.work__________    read__________    clean__________    write__________2.teach_

5、_________    wash__________    guess__________    watch__________3.go__________     do___________   4.study__________    fly__________    cry__________    play__________5.have__________二．选择(　)1._____youhaveabook?　　A.Do　B.Are　C.Is　D.Have(　)2.They_________onafarm.　　A.areworking　

6、B.iswork　C.working　D.isworked(　)3.DoesPeterliketowatchTV?__________.　　A.Yes,helike　B.No,hedoesn’t　C.Yes,he’dlike　D.No,helikes(　)4.Shedoesn’t__________herhomeworkintheafternoon.　　A.doing　B.todo　C.does　D.do(　)5.How____________Mr.Brown___________toAmerica?　　A.do,go　B.is,go　C.does

7、,go　D.does,goes(　)6.Where’smycamera?I____________it.　　A.amnotfinding　B.amnotseeing　C.can’tfind　D.can’tlookat(　)7.How___________hegotowork?He___________toworkbybike.　　A.does;go　B.do;goes　C.do;go　D.does;goes(　)8.______youusuallylateforschool?No,_____________.　　A.Do;Iam　B.Does;no

8、t　C.Are;I’mnot　D.Are;Iaren’t(　)9._____she_____homeatsixeveryd