---I don’t know he will come tomorrow. ---Don’t worry, he comes, I’ll tell you. A. whether, if B. if, whether C. when, whether D. that , if 查看更多

 

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-I don't know ________ he will come tomorrow.

-Don't worry.________ he comes, I'll let you know.


  1. A.
    whether, If
  2. B.
    if, Whether
  3. C.
    when, Whether
  4. D.
    that, If

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