The journey around the world took the old sailor nine months, _____ the sailing time was 226 days.
| A．of which | B．during which | C．from which | D．for which |
The building used to be splendid but now it is _____.
| A．in ruins | B．in the ruins |
| C．with the ruin | D．by ruin |
__ number of people who___ killed or injured reached more than 400,000.
| A．The ; were | B．A ; were |
| C．A ; was | D．The ;was |
Only if you practice more _________ English well.
| A．you can learn | B．can you learn |
| C．do you learn | D．you do learn |
We were put in a position ___ we had to answer violence with violence.
| A．when | B．where | C．which | D．why |
The son tried to persuade his father _________ smoking.
| A．to give up | B．to give in |
| C．giving up | D．giving in |