连词and虽小，可在试题中往往起着关键作用。每遇到它都不要轻易放过，都要认真分析它是和谁并列，分析句子结构，找准它所真正连接的成分。
1． and可连接两个或两个以上动词，表示动作的连续性。
Her neighbour's dog had got into her garden, jumped onto the table and was looking at her baby.
Mrs Cousins ran to the table, picked up her baby in her arms, ran inside and shut the door.
2. and 连接多个谓语动词时通常放于最后两个动词之间。如果不是位于最后两个动词之间而是位于其前面两个动词之间。那么，这时最好那个动词就需要变形。
e.g. The spy got angry and killed her, ____ that she would communicate his secret to others.
A. to fear B. the be fearing C. feared D. fearing
In the stone Age, we ran away from beasts as fast as we could, ____ and then ran again to catch dinner.
A. to rest B. resting C. rested D. had rested
答案：DC
3. and 连接两个宾语从句，这时and后的that不可省略。
e.g. He told me he would give up his job ____ he would leave the next day.
A. and B. and that C. or D. or that 答案：B
4. and 连接两个定语从句，and后面的引导词不可省略。
e.g. This is the paper ____ I read every day and ____ I find so interesting.
A. /; / B. which; / C. /; which D. which; whose 答案：C
5. and 连接的并列句与其它句型的区别和转换。
e.g. ⑴ He sat in the sofa, reading a newspaper.
= He sat in the sofa and read a newspaper.
⑵ Study hard and you'll succeed in time.
= If you study hard, you'll succeed in time.
⑶ __D__ more time, and we'll do the work better.
__B/C__, we'll do the work better.
A. Give B. Given C. If you give us D. Give us
⑷ He has three sons and the oldest of them is a doctor.
= He has three sons, the oldest of whom is a doctor.
6. and连接两个意义相近的句子。
e.g. “Where is the bus?” I asked myself, I was going to be late __21__ the manager wasn't going to be __22__.
21. A. as B. but C. and D. or
22. A. pleased B. worried C. sorry D. patient
答案：21. C 22. A