He traveled to many mountain villages and saw many poor children out of school. This experience _______ his life.
| A．would change | B．had changed |
| C．was to change | D．was changing |
Rod loves _____ clocks. However, he never manages to put them together again.
| A．taking apart | B．giving away |
| C．making up | D．turning off |
Bears __________ fat stores throughout the summer and fall to have energy enough to last them through their winter sleep.
| A．pack up | B．build up |
| C．bring up | D．take up |
-Do you have an __________ way to solve this problem?
-No, this is the only way, I think.
| A．alternative | B．urgent |
| C．absolute | D．equal |
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 |
Japan's refusal to release __________ Chinese fishing boat captain had already caused __________ damage to Sino-Japanese bilateral contacts （双边关系）.
| A．the; 不填 | B．a; 不填 |
| C．a; a | D．the; the |