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D. must【答案】C【26. Are you ing to Davy’s party, Kate ? I’m not sure, I ________ go to the movies instead.A. would B. should C. might D. must【答案】C27.It39。s the library! So you_______ make any noise here.A. mustn39。t B. won39。t C. need D. may【答案】A【解析】28.Look at the sign! It says “No Smoking!” You ________ smoke here. It’s dangerous.A. mustn’t B. ought not to C. needn’t D. don’t have to【答案】A 29. May I watch TV now, Mum? No, you_______. You_______ do your homework first.A. don39。t。 must B. don39。t。 can39。t C: can39。t, must D. can39。t。 can【答案】C30.— There’s somebody at the door. Who ______ it be? Is it the postman ?—No, it ______ be him. It’s just seven o’clock. It’s too early.A. may, can’tB. will, won’t C. may, mustn’t D. must, may not【答案】A31.____________ you sing an English song? Yes, I can.A. Can B. May C. Must D. Need【答案】A32.—Is John ing by train?—He should, but he not. He likes driving his car, but I’m not quite sure.A. must B. can C. may D. need【答案】C33.“Where’s my book? I can’t find it”.“It _______ on your desk.”A. may be B. maybe C. maybe is D. may is 【答案】A二.用must/can/could/may/might正確形式填空.1.–CouldIborrowyourdictionary?Yes,ofcourseyou__________. 2.Shedoesn`tanswerthebell.She__________beasleep.3.Thegroundiswet.It__________haverainedlastnight. 4.Heiswritingwithapencil.He__________havelosthispen.5.Aputerthinkforitself,it__________betoldwhattodo.6.Thereismuchgashere,you__________smokehere.7.–Washepresentatthemeeting? He__________nothaveattendedit,forhewasbusyrepairinghiscarallthetime. 8.Look!Anoldmanislyinginthemiddleofthestreet.He__________behurtinanaccident.9.Nobodysawheratthemeetingyesterday,she__________havespokenatthemeeting10.–Mygoodness.Ijustmissedthetrain. That`stoobad.Iamsureyou__________havecaughtit,ifyouhadhurried.