作者buugua (布瓜)
看板Eng-Class
标题[文法] 现在完成式
时间Thu Sep 15 10:56:56 2011
A: Has John ever been to the USA?
B: Yes, he's been there once. ____________
(A) He's been there for a week.
(B) He went there this spring.
答案是B
想问A 他在那里待了一礼拜 为什麽不行呢?
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1F：推 elelith:因为"现在"完成式 他去美国的动作已经结束了所以是过去式 09/15 13:56
2F：推 cloud7556:现在完成式三种用法：完成／经验／持续 09/16 10:04
3F：→ cloud7556:题目很明显告诉你been there "once"表经验，动作结束 09/16 10:05