小测验：选择正确的单词

1. It is gratifying to see one's efforts rewarded.
   看到自己的努力有所收获是令人高兴的.
2. The father rewarded the little boy for cleaning the room.
   小男孩因为打扫了房间而受到父亲的奖励。
3. A most rewarding experience, I must say.
   我说真是值得。
4. He will lose the reward if he doesn't try harder.
   如果他不加倍努力他就得不到奖。
5. I hear there is a big reward for the seizing of the thief.
   我听说为捉拿那小偷设立了重奖。

　1个形容词解释