This book ______ Lucy"s. Look! Her name is on the book. [ ]A. must be B. may

题型：江苏月考题难度：来源：

This book ______ Lucy"s. Look! Her name is on the book. [ ]
A. must be
B. may be
C. can"t be
D. mustn"t be

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举一反三

We must ______ our classmates at school. [ ]
A. got along with
B. get along with
C. get along

题型：同步题难度：| 查看答案

You_____ be careful with fire in the forest. It"s dangerous. [ ]
A. must
B. may
C. can

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I believe that robots will _______ do the same things as us. [     ]
A. can
B. have
C. be able to

题型：月考题难度：| 查看答案

—Must I do my homework now?
—Oh, no, you ____. [     ]
A. don"t
B. mustn"t
C. needn"t
D. can"t

题型：湖北省月考题难度：| 查看答案

They have bad weather today. They _______ for a walk.     [     ]
A. can"t to go
B. can"t go
C. don"t
D. don"t can to go

题型：同步题难度：| 查看答案