问题 选择题

People were not allowed to enter the reading room because it _______.

A.had been painted

B.was being painted

C.was painting

D.painted

答案

答案:B

考查时态。根据句意可知:阅览室正在被粉刷,故用现在进行时的被动形式,选B。

单项选择题 A1/A2型题
单项选择题