问题

You can’t get in. The exam _________ for over 30 minutes.
A:has been on
B:has begun
C:began
D:has started
B:has begun
C:began
D:has started
正确答案是:
同类题型
How dangerous! — Yes. I think the policeman should stop the children soccer in the street.
How many students are there in your school?-There are about eight_______ students.
Stand over there, ___ you’ll be able to see the oil painting better.
My parents often tell me __________ too much junk food because it’s bad for my health.