问题描述:
--How about going out for a walk with us?
--I wish I --,but I have to finish my homework.
A.will B.would C.can D.could
Why the answer is "D",not"C"?
--I wish I --,but I have to finish my homework.
A.will B.would C.can D.could
Why the answer is "D",not"C"?
问题解答:
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