1 . 迄今为止，没有人认领在图书馆里发现的钱。(过去分词作定语)
So far nobody has claimed the money ________.

2 . Most of the people who had been questioned were students. (改为简单句)
→________________

3 . 选词填空

come true, focus one’s attention on, stick to, pay off, aim to, give up, as a result of, (be) based on

1. ________ the heavy rain, the football match was put off.
2. After his retirement, he can ________his personal interests.
3. Whatever happens, we’ll ________our promise.
4. His dream of becoming a university teacher has ________.
5. You’ll be able to choose a room ________your own personal taste.
6. Even if the child’s access to schooling is difficult,you should not ________.
7. To our satisfaction, his efforts on his children will ________.
8. We ________ be there around six.

4 . Lighting accounts for about 7% of the total electricity c________ (消费)in the US. (根据中英文提示单词拼写)