问题

Did you attend the opening ceremony of The Voice of China last week? —Sorry! We ________ it, but we had a terrible traffic accident on our way.

A:must have attended
B:must attend
C:could have attended
D:could attend

正确答案是：

同类题型

John was given the same suitcase his father and grandfather _______with them to school

_____ of rain in the process ofplanting trees, you must stop.

car is in the wayCould you move it a little, please — ______

This is his only request that the room_______ after being used.

Professor Smith I didn’t finish theassignment yesterday—Oh, youhavedone it as yesterday was the deadline