住要干某事)； forget doing sth(忘记做过某事) / forget to do sth(忘记应该做某事)......。

be like：象......，be是系动词，还可使用：feel / sound / look / taste...等的系动词；like 是介词，后接名词或动名词。

e.g. Peter is like his father.

- What does she look like? - She looks like her mother. （仅问外貌）

c.f. -What is she like? - She is tall / pretty / kind / friendly ...（即问外貌，又问为人）

10. in the past / in the past (last) few years

in the past：在过去/以前，用于过去时态，与now相对应。

e.g. They lived a hard life in the past, but now they are living a happy-go-lucky life.

in the past / last few years：在刚过去/最近几年中，一般与完成时态连用。

e.g. In the last five years, they have made several important discoveries.

11. main / chief / major

main：表示事物的主要部分，专门用于事物，少用于人；只用作定语，不能用作表语。

　　e.g. This is the main street of the city.

　　 Rice is our main food every day.

chief：作形容词，指（在职能上）最高位的、最重要的、主要的；

作名词，指首长、首领。复数形式：chiefs

　　e.g. The chief engineer will explain to the workers how the machine works.

　　 She is chief of that minority.

major:：（数量、价值、程度）较大的、主要的

　　e.g. The major part of the work was done by hand.

　　 Over population is the major problem of our country.

II.重点词语和句型

1. used to do sth: （过去）常常/ 习惯做某事

e.g. I used to sleep late in the morning.

　　　There used to be a temple on top of the hill.

注：used to do 的否定式和反意式，可用usedn't to do或didn't use to do

e.g. She used to be shy, didn't she?

　　　Did you use to go to the movies?

区别：be used to (doing) sth.: 习惯于做某事

e.g. I'm used to living here. Are you used to the weather in Beijing?

区别：be used to do sth: 被用来做......

e.g. A pen can be used to write articles.

2. fun: (u.c.) 高兴、快乐，adj. 愉快的、高兴的

e.g. It is great fun to watch a football game.

　　　What fun it is to swim in a river in summer!

　　　It is really fun to .....

funny: (adj.) 高兴的、快乐的、有趣的

e.g. It is very funny to do chemistry experiments.

3. spend an hour reading: 用一个小时读书

spend time / money / energy (in) doing sth. (on sth)：在......上花时间、钱、精力

e.g. She spends much money on clothes.

I spent three hours doing my homework last Sunday.