问题
选择题
---Why didn’t you go to yesterday’s meeting?
---I would have but I ______ too busy working on the important experiment.
A．had been
B．was
C．were
D．am
答案
答案：B
根据前半句是I would have (gone to…),可知这里要表达的意思是：我本来是去的，但是…当时太忙了,所以确定用一般过去时.