题目内容
Listen!His family must be quarreling, ________?
[ ]
A．mustn’t it
B．aren’t they
C．isn’t it
D．needn’t they
答案：B
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Listen! His family must be quarreling, _____?
|
A．mustn’t it. |
B．isn’t it. |
C．aren’t they. |
D．needn’t they. |