问题

It was a red light, Willian. You __________ the car. —Sorry. I didn’t see it.

A:must stop
B:should stop
C:must have stopped
D:should have stopped

正确答案是：

同类题型

How do you usually go to work–I usually drive，but if it is fine，I ______ by bike

_____the rising birth rate and immigration, the decliningdeath rate also resulted in the population growth.[ ]

The teacher asked me ________ I needed any help.

The reason ____the little actress has been such a success is ____she is both clever and hard-working.

Thank you for your .— You’re welcome.