题目内容
John fell asleep _________ he was listening to the music.
| A.after | B.before | C.while | D.as soon as |
C
解析
练习册系列答案
相关题目
题目内容
John fell asleep _________ he was listening to the music.
| A.after | B.before | C.while | D.as soon as |
C
解析