The windows of the classroom ________ every day.A．should Wap版

试题详情及答案解析

The windows of the classroom ________ every day.

A．should be cleaned	B．should clean
C．are cleaning	D．is cleaned

答案：A

试题分析：句意：我们教室里的窗户每天应该被擦。此题考查含有情态动词的被动语态，情态动词+be+动词的过去分词，根据句意，故选A。
考点：考查被动语态。