问题补充：
Jack was a heavy smoker. His mother didn like him smoking，and 1.
he couldn give it up. At about 9 oclock in one evening, Jack was seen 2.
smoking in the living-room again. “Don smoke in the living-room, 3.
Jack!”said his mother in an unhappy voice. Heared this，Jack went 4.
back his own room and shut the door. While he was sitting in bed, 5.
he couldn help smoke again. About an hour later，Jacks mother 6.
smell heavy smoke. She got up and opened Jacks bedroom. Good heavens! 7.
Jacks quilt was burning while he was sleep！ She quickly got some 8.
water and put up the fire. Jack was given a good lesson. “Ill give up 9.
smoking from now on, Mum.”Jack said in low but determined voice.10.1. and 改为but
答案：
(答案→)1. and 改为but
解析：
1. 前后是转折关系
2. 这是典型的中国式英语
3. 正确
4. 不应为被动形式
5. go back to somewhere 回到某地
6. can’t help doing sth “情不自禁做某事”
7. 时态应该前后一致
8. 应该为形容词或者是动词-ing形式
9. “put out the fire”扑灭大火
10.“in a low voice” 低声地说
