题目内容
I don't know ________. ________, I will tell you.
[ ]
A. if he comes; If he comes
B. if he will come; If he will come
C. if he comes; If he will come
D. if he will come; If he comes
B. if he will come; If he will come
C. if he comes; If he will come
D. if he will come; If he comes
D
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