题目内容
There ought to be an exam this week, ________?
[ ]
A.oughtn't it
B.isn't it
C.oughtn't there
D.isn't there
答案:C
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题目内容
There ought to be an exam this week, ________?
A.oughtn't it
B.isn't it
C.oughtn't there
D.isn't there