Mr White at 8∶30 for the meeting.but he didn't show up． [ ] A．should have arrive
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Mr White________ at 8∶30 for the meeting，but he didn't show up．
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A．should have arrivedB．should arriveC．should have had arrivedD．should be arriving试题答案
答案：A
解析：首先排除C项，因为无此形式；should＋动词原形表示“现在或将来应该” ；should＋be doing表示“现在应该正做某事”；should have＋过去分词表示“过去本该做某事而未做”。根据题意，A项符合本题要求。 |