单选题
The glass__________a moment ago by Cathy.
A、
had been broken
B、
was broken
C、
has been broken
D、
broke
【正确答案】
B
【答案解析】
考查动词时态与语态。时问状语a moment ago决定了要用一般过去时,主语glass和谓语动词break是被动关系,因此选B项。
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