问题
Tom ______ be in his office so late that night. I saw him with his friends in the restaurant .
A:can’t
B:may not
C:mustn’t
D:shouldn’t;
B:may not
C:mustn’t
D:shouldn’t;
正确答案是：
同类题型
The old town has narrow streets and small houses ________ are built close to each other.[ ]
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What do you think of the game called “trick or treat”—_______________.
Though the old man lives _______ , he doesn’t feel _______ because he has a lovely dog with him.