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题目
题型:不详难度:来源:
—Mum,       I watch TV now ?
—No, you        finish your homework first.
A.may, needB.can, have toC.do, mustD.may , must

答案
B
解析

试题分析:句意: -妈妈,现在我可以看电视吗?-不,你必须先完成你的家庭作业。may 或can 可以表示征求别人的许可;need 需要;have to 必须,不得不;must 必须;根据句意可知选B。
核心考点
试题【—Mum,       I watch TV now ? —No, you        finish your homework first.A.may, n】;主要考察你对词法等知识点的理解。[详细]
举一反三
—Who’s that boy reading in the study ? Is it David?
—It __________ be David. I saw him go home just now.
A.mustB.can’tC.mayD.shouldn’t

题型:不详难度:| 查看答案
Look at the sign! It says “No Smoking!” You ________ smoke here. It’s dangerous.
A.mustn’t B.ought not toC.needn’t D.don’t have to

题型:不详难度:| 查看答案
— Dad, must we wait until the light becomes green?
— Yes, I’m afraid we ______. That’s the traffic rule.
A.canB.mayC.have toD.need

题型:不详难度:| 查看答案
—Tom can’t find his gloves. Are these blue gloves his?
      —No, they ______ be his. His gloves are black.
A.mustB.mayC.can’t D.mustn"t

题型:不详难度:| 查看答案
— Must we send our plan this week?
— No, you ______.
A.mustn’tB.can’tC.shouldn’tD.needn’t

题型:不详难度:| 查看答案
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