Itissaidthatthesiteofanancie

发布时间:2020-07-27 23:47:01

It is said that the site of an ancient city ________ at the bottom of the lake last month.A.has been discoveredB.was discoveredC.was being discoveredD.has discovered

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B解析很明显这座古城的遗址是被人类所发现的,而且时间是在上个月,所以应该用被动语态的过去时。
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