—Listen! Helen is singing in the next room.—It _______ be Helen. She has gone to

题型：期末题难度：来源：

—Listen! Helen is singing in the next room.
—It _______ be Helen. She has gone to Beijing.

[ ]

A. can"t
B. mustn"t
C. may
D. should

答案

举一反三

Lin Jun"s name is on the dictionary. It ______ his. [ ]
A. was
B. has been
C. must be
D. will be

题型：福建省期末题难度：| 查看答案

The man _____ walk fast because he is lame in the right foot. [ ]
A. must
B. mustn"t
C. can
D. can"t

题型：期末题难度：| 查看答案

I didn"t hear the phone. I _____ asleep. [ ]
A. must be
B. must have been
C. should be
D. should have been

题型：模拟题难度：| 查看答案

You _______ read when the car is moving, Karen. It"s bad for your eyes. [ ]
A. couldn"t
B. mustn"t
C. may not
D. needn"t

题型：广东省模拟题难度：| 查看答案

— Hello. May I speak to Tom?
— I"m sorry. You ____ the wrong number. There"s no one here by that name. [ ]
A. may have
B. must have
C. must have had
D. would have had

题型：模拟题难度：| 查看答案