Not until he failed in the last examination _________ he should have spent more time on study.
| A．did he realize | B．he realized | C．did he not realize | D．he didn’t realize |
We will be at 10 Baker Street at six o’clock, and we ______ seeing you there.
| A．look out for | B．look for | C．look forward to | D．look down upon |
The singer and dancer _____ asked to sing a song in public, and she agreed happily.
| A．is | B．was | C．are | D．were |
Although the teacher didn’t mention any names, everybody knew who he was ______.
| A．speaking to | B．turning to | C．referring to | D．talking to |
—How do you find that Beatles’CD?
—Wonderful. It’s well worth ______.
| A．to listen to | B．listening to | C．to be listened to | D．being listened to |
. I was glad to meet Jenny again,I didn't want to spend all day with her.
| A．but | B．and | C．so | D．or |