— When is he willing to lend his friends some money?
— Only when ______ hard enough.
| A．to press | B．pressed | C．pressing | D．is pressed |
After the war, a lot of serious problems ________ and the price of food ________ by 20%.
| A．rise; rise | B．rose; arose |
| C．arose; rose | D．raised; aroused |
If we ________ the other road, we might have arrived here in time for the meeting.
| A．take | B．had taken |
| C．took | D．have taken |
—Sorry, I got a bad cold yesterday.
—Every time you are absent, you ________ an excuse.
| A．take up | B．give up |
| C．send up | D．make up |
One-third of the country ________ covered with trees and the majority of the citizens ________ black people.
| A．is; are | B．is; is |
| C．are; are | D．are; is |
It is no good always complaining about life. ________ ，we are living.
| A．At least | B．Or else |
| C．What's more | D．Instead |