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．must have called
B．would be calling
C．could have been calling
D．should have called
答案
答案：D
题目分析：此处should+have done表示：应该做的事没做。句意：—我昨天等你了。— 对不起，我应该打电话告诉你，我今天才能来这儿。