题目内容
I don’t know _____ he will come tomorrow, _____ he comes, I will tell you.
A. if; whether B. whether; whether C. whether; if D. if ; /
C
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题目内容
I don’t know _____ he will come tomorrow, _____ he comes, I will tell you.
A. if; whether B. whether; whether C. whether; if D. if ; /
C