问题
Many businesses must have been badly influenced during that financial crisis, ________?
A:haven’t they
B:didn’t they
C:must’t they
D:weren’t they
B:didn’t they
C:must’t they
D:weren’t they
正确答案是：
同类题型
The athlete’s years of hard working _______ when shefinally won the Olympic gold medal
_______can I improve my pronunciation—-One way is listening to tapes.
I’m really tired. I have to stop running.—_______, Jim. You can make it.
How are you getting along with your study these days?— I’m glad to see it is .