— Oliver looks a bit upset, did you tell him the bad news?— Yes, but I him after his bir

— Oliver looks a bit upset, did you tell him the bad news?
— Yes, but I him after his birthday party.
A. must have told
B. shouldn’t have told
C. needn’t have told
D. should have told

A. must have toldB. shouldn’t have toldC. needn’t have told(答案→)D. should have told解析：考察情态动词。Must have done意为肯定做了某事 shouldn't have done 本不应该干某事 needn't have done 本不必要干某事 should have done 本应该干某事句意为，--奥利弗看起来有点难过，你告诉他那个坏消息了吗？---是的，但是我本应该在他生日过后告诉他的。

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