问题
选择题
— You should have come to the party last Saturday evening. It was really fantastic.
— But a friend an unexpected visit to me.
A．paid
B．had paid
C．would pay
D．has paid
答案
答案：A
本题考查时态。从you should have come 应该做而没做推断，这里是和过去事实相反虚拟。所以答句用一般过去时。故选A。