问题补充:
The window by Tom yesterday. Mr. White is repairing it now.
A. was broken
B. broke
C. is broken
D. breaks
答案:
(答案→)A. was broken
B. broke
C. is broken
D. breaks
解析:考察时态和语态。本句中的时间状语是yesterday,这是一个一般过去时的时间状语,且根据句意说明使用被动语态的形式。句意:这扇窗户是Tom昨天打破的。怀特先生现在正在修理。故使用一般过去时的被动语态。故A正确。