e.g. Have you paid (money) for the book?

I paid him 50 yuan for helping me with my work.

　pay up：付清、缴清

　e.g. You can pay up my money in three months.

II.重点词语和句型

1. sense：n. 感觉、知觉，意义：common sense：常识；a / the sense of ...：......感/觉

e.g. The five senses are sight, hearing, smell, taste and touch.

Dogs have a keen sense of smell.

It is believed that some people have a sixth sense.

in a sense：在某种意义上、多少有点

e.g. In a sense, he is brave; in another sense, he is a coward.

make sense：有意义、讲得通

e.g. What he said didn't make any sense.

There is (no) sense in / of (doing) sth.：做某事（没）有意义。

e.g. There is no sense in punishing him.

vt. 感觉到、意识到，相当于feel。

e.g. In the dark room, he sensed someone had smoked a minute ago.

The dog sensed danger and barked.

senseless：不省人事的、失去知觉的。fall senseless：晕倒

2. observe：vt. / vi. 观察、专心致志地看、注意到

e.g. We observed attentively and soon we could do it ourselves.

The old lady observed the children playing with interest.

His neighbours observed a stranger go(ing) into his house.

I observed that three students were asleep during the class.

3. rest：n. 1) 休息 have a good rest：好好休息

2) 其余的人或物，后接of短语。

e.g. He showed me the rest of the article.

Where are the rest of the students?

　the rest：其余的、余下的，可代替可数名词和不可数名词。

　e.g. Some students are here, the rest are on the playground.

　　 Most water has been polluted, the rest is fit to drink.

I have read part of the book, the rest is to be finished in a week.

vt. / vi. 休息

e.g. He rested a good rest in bed.

The boy rested his head on the desk and soon fell asleep.

4. nowhere：无处、到处都没有=not anywhere

e.g. She went nowhere yesterday but stayed home sleeping.

The keys were nowhere to be found.

Nowhere else on the earth can you see so beautiful a view.

5. deserted：adj. 1)无人居住的、无人通行的：a deserted house, a deserted island

e.g. The streets were deserted.

　　　The old mine now stands completely deserted .

2) 被遗弃/抛弃的：deserted wife / husband / child etc