Question

【题目】You were________to close the windows. Why were you so careless?

A、allowed B、supposed C、caused

Answer 1

【答案】B

【解析】

试题分析：句意：你应该关闭窗户。你为什么如此粗心？此题考查动词短语be supposed to do sth应该做某事，A.允许；B.应该；C.引起。根据句意，应选B。