I won’t leave the classroom until my homework _____

试题详情及答案解析

I won’t leave the classroom until my homework ______.

A．finishes	B．is finished
C．will finish	D．are finished

答案：B

试题分析：句意：我直到作业完成，才离开教室。作业做主语，应用被动语态。homework是不可数名词，所以用单数，结合语境可知选B.。
考点：考查动词时态及语态。