问题
选择题
It must be Tom who told you about the news,________? [ ]
A. mustn't it
B. isn't it
C. isn't he
D. hasn't he
答案
答案：B
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It must be Tom who told you about the news,________? [ ]
A. mustn't it
B. isn't it
C. isn't he
D. hasn't he
答案：B