-Are you familiar with the music?
-Yes. There was a time _____ this kind of music was quite popular.
| A．that | B．when | C．with which | D．about which |
---How was the weather then?
---Hardly _____ off the plane when it started to rain.
| A．I had stepped | B．had I stepped | C．I stepped | D．did I step |
It is a slow process to _______ a good knowledge of English.
| A．acquire | B．earn | C．assist | D．control |
All of us burst into laughter _____ we saw Mr. Bean’s funny appearance.
| A．on the instant | B．for an instant |
| C．the instant | D．in an instant |
The boy is seriously injured. So he is supposed _________ to hospital as soon as possible.
| A．to be sent | B．to send | C．being sent | D．sending |
So difficult did he find _______ to pass the driving test that he decided to give up.
| A．how | B．that | C．which | D．it |