问题
选择题
She was about to leave the room the telephone rang.
A．when
B．while
C．after
D．since
答案
答案：A
题目分析：句意：当她正要离开房间时，电话铃响了。When当……时候 while在……期间 after在……以后since自从，根据题意，选A。
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She was about to leave the room the telephone rang.
A．when
B．while
C．after
D．since
答案：A
题目分析：句意：当她正要离开房间时，电话铃响了。When当……时候 while在……期间 after在……以后since自从，根据题意，选A。