I was just about to go to bed last night the telephone rang.A.whileB.whenC.asD.b
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I was just about to go to bed last night ______ the telephone rang.
| A.while | B.when | C.as | D.before |
试题答案
B
解析试题

I was just about to go to bed last night ______ the telephone rang.
| A.while | B.when | C.as | D.before |
B
解析试题