请在 下方输入 要搜索的题目:

I ________ him the answer ________ possible, but I was so busy then.


A、could tell, if it had been;

B、must have told, were it


;

C、should have told, had it been;

D、should have told, should it be

发布时间:2025-09-05 19:00:47
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答案:should have told, had it been
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