—Why weren’t you at the meeting? —I for a long distance call from my sister in America.A.

—Why weren’t you at the meeting?
—I for a long distance call from my sister in America.
A. was waited
B. was waiting
C. has waited
D. have been waiting

A. was waited(答案→)B. was waitingC. has waitedD. have been waiting解析：句意：--你为什么没有开会？--我一直在等美国姐姐的长途电话。由第一句话：Why weren’t you at the meeting?可知是过去没有开会，所以第二句是在别人开会的时候，他正在等一个长途电话，用过去进行时，所以选B。

对的，就是这个意思