John fell asleep _______ he was listening to the CD. [ ]A.afterB.whileC.beforeD.if -八年级英语

题目简介

John fell asleep _______ he was listening to the CD. [ ]A.afterB.whileC.beforeD.if -八年级英语

题目详情

John fell asleep _______ he was listening to the CD.
[     ]
A.after
B.while
C.before
D.if
题型:单选题难度:中档来源:期中题

答案

B

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