问题
单项选择题
I don't think he will be back in an hour,（）?
A.doI
B.won‘t he
C.don‘t I
D.will he
答案
参考答案：D
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I don't think he will be back in an hour,（）?
A.doI
B.won‘t he
C.don‘t I
D.will he
参考答案：D