—Did we have to wait for Tom?—Well， _______ very angry if we had

—Did we have to wait for Tom?—Well， _______ very angry if we hadn‘t waited for him.
A、he‘d have been
B、he were
C、he had been
D、he must be
【正确答案】：A
【题目解析】：前面我们应该告诉Tom用的是过去时，说明当时还没有告诉他，而回答所告诉的信息说明应该用虚拟的过去完成时，所以选A.