问题
选择题
—We expected you yesterday.
—I’m sorry，I ________ you to say that I couldn’t be here until today.
A．should have called
B．must have called
C．could call
D．would call
答案
答案：A
句意为：——我们昨天在等你。——对不起，我应该打电话告诉你我今天才能到。should have done表示过去应该做的事却没做。