摘要：12．It is said that the old coins under the earth for about 100 years by the time they were discovered. A．had buried B．had been buried C．buried D．were buried 答案:B 解析:考查被动语态.句意为:据说这些古币在被发现前已埋在地下约100年了.动词 bury 与主语 coins 是被动关系.从时间状语来看.“by+过去的时间点 常用于过去完成时.
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It is said that the old coins under the earth for about 100 years by the time they were discovered.
| A．had buried | B．had been buried | C．buried | D．were buried |
It is said that the old coins under the earth for about 100 years by the time they were discovered.
A. had buried B. had been buried C. buried D. were buried
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