I don’t think he can pay off all the debt when he gets paid ?A. do IB. don’t IC. can heD.

问题补充：

I don’t think he can pay off all the debt when he gets paid, ?

A. do I

B. don’t I

C. can he

D. can’t he

答案：

A. do I

B. don’t I

(答案→)C. can he

D. can’t he

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