问题
选择题
.— Mr White didn't come last night, did he?
— No. We _____for him . A whole night was wasted.
A．had waited
B．have been waiting
C．were waiting
D．had been waiting
答案
答案：D
题目分析：考查时态：句意—怀特先生昨晚没来，是吗？--是的，他没来，我们一直在等他，一个晚上都浪费了。说明是在昨晚以前一直在等，用过去完成进行时。选D。
点评：时态的考查要根据本句的关键词，本题的关键词是A whole night was wasted.本题特别容易错选B项。