问题

When did the meeting begin—At four o’clock．It ______ for 15 minutes．

A: was on
B:began
C:has been on
D:has begun;

正确答案是：

同类题型

Who teaches _________ English — _________.

swas alone at home, with lookingafter him.

Have you seen the film “Gone with the wind”— Yes, I ___ it three times when I was at college.

Everything goes well，_____? —Not really

I am sorry for losing your CD.— .I can buy a new one.