Bothhisparentslooksad . Maybethey_____ what'shappenedtohim. [ ]A.knewB.have knownC.must know D. will know-八年级英语
主语+have / has been+since短语
例如:He has been in the League for three years.
或It is three years since he joined the League. 他入团已三年了
9. 现在完成时常和短语 "up to now /till now","so far" (意思是从过去某一确定的时间一直延续到现在)连用。
Up to/till now he's read many story books. 至今他已读过好多故事书。
I've been to New York three times so far. 至今我已到纽约去过三次。
has gone (to),has been (to),has been (in) 的区别
has gone to:去了没回
has been to :去过
has been in:呆了很久
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上一篇:The famous writer _____ one new book in the past two year.[ ] A. iswritingB. waswriting C. wrote D. haswritten-八年级英语
下一篇:---How long ____ you _____? ---- For five days.[ ]A. do; paint B. are; painting C. did; painted D. have painted-八年级英语
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