七年级英语下册 Unit 1 Can you play the guitar语法专练练习 （新版）人教新目标版.doc

Unit 1 Can you play the guitar单元语法专练情态动词can的用法1.定义:情态动词can本身有一定的含义,但不能单独作谓语动词,必须和动词原形连用。can本身没有人称和数的变化。2.基本用法:(1)表示能力(如体力和脑力方面),意为“能;会”等。例如:Can you play the piano?你会弹钢琴吗?Jim can swim but I cant.吉姆会游泳,但我不会。(2)表示猜测,常用于否定句或疑问句中,指某种可能性。例如:Han Mei cant be in the classroom.韩梅不可能在教室里。Can he come here today?他今天能到这里来吗?(3)表示请求或允许,意为“可以”,常用于口语中,此时与may同义。例如:Can I have a cup of tea,please?请问我可以喝一杯茶吗?You can go out.你可以出去了。注意:could也可表示请求,但比can的语气更委婉。3.基本句式:(1)肯定句:主语+can+动词原形+其他。例如:He can help you.他能帮助你。You can go to play games.你可以去玩游戏了。(2)否定句:主语+cant+动词原形+其他。例如:Lucy cant play the piano.露西不会弹钢琴。We cant do it like that.我们不能像那样做。(3)一般疑问句:Can+主语+动词原形+其他?肯定回答:Yes,主语+can。否定回答:No,主语+cant。例如:Can you dance?你会跳舞吗?Yes,I can./No,I cant.是的,我会。/不,我不会。.单项填空(C)1.Li Hua cantin the classroom,because he is at home now.A.isB.areC.beD.am(B)2.Can you play chess?No,I.A.may notB.cantC.mustntD.can(A)3.The work is too hard for him.Hefinish it at once.A.cantB.shouldntC.canD.should(B)4.Shesing and dance.A.isB.canC.areD.be(C)5.Can you and Cindy swim?Yes,we.A.cantB.areC.canD.arent(A)6.What can they?A.doB.doesC.didD.doing(D)7.My brother canan English song.A.singsB.be singC.to singD.sing(A)8.Can I use your bike?.Here you are.A.SureB.NoC.ThanksD.Sorry(B)9.Its surprising that Mr.Lees little daughterspeak English so well.A.mustB.canC.mustntD.cant(D)10.Can you draw?No,I.A.am notB.dontC.canD.cant.按要求完成句子,每空一词1.Can you play basketball?(作肯定回答)Yes,Ican.2.Can he play the guitar?(作否定回答)No,hecant.3.He can speak English.(改为一般疑问句)CanhespeakEnglish?4.She can do kung fu.(改为否定句)Shecan