一Professor Li, ______the student start at once or wait a while?     一At once.A.w

一Professor Li, ______the student start at once or wait a while?     一At once.A.w

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一Professor Li, ______the student start at once or wait a while?     
一At once.
A.willB.shallC.canD.may

答案
B
解析
考查情态动词,shall在这里表示征求对方意见,句意:李教授。这位学生立刻开始还是等一会?立刻开始。所以选B。
举一反三

One thing’s for sure, the fire _____by some cigarette butts.
A.might causeB.could have caused
C.must have been causedD.should be caused

题型:不详难度:| 查看答案

Don’t worry. You _______ have the tickets for the games.
A.shouldB.shallC.mustD.may

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The law of Venice says if anyone tries to kill or murder any citizen of Venice, everything that he owns      be taken away from him.
A.shallB.canC.mustD.may

题型:不详难度:| 查看答案

Linda _____________ at home now, but I’m not sure. Why not have a try?
A  must be       B  might have been    C  may have been  D  might be
题型:不详难度:| 查看答案

. -- You see, our plan has been totally ruined!
-- Dear me, I _______ his advice.
A.would rather have takenB.would rather not take
C.must have takenD.can’t have taken

题型:不详难度:| 查看答案
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