Book 21. When Zhou Kai’s mother saw him heading towards the front door without a jacket on, she eyed him anxiously. __________________________________________________________________________________________ 我父亲来这儿之前，常睁着眼睛睡午觉。
(with…)______________________________________________________________________________________2. Two years ago, I broke my arm playing football._____________________________________________________________________________________看报时，我听见门铃在响。
（v-ing…）______________________________________________________________________________________3. “OK, OK.” Zhou Kai went and did as he was told._____________________________________________________________________________________你应该按照老师告诉你的去做。
(as…)_____________________________________________________________________________________4. A lot of my school friends eat sweets every day but I’m lucky because I don’t have a sweet tooth —I’d rather eat a nice piece of fruit._______________________________________________________________________________________我不想去游泳，宁愿去踢足球。
(would rather)_______________________________________________________________________________________5.Take more exercise and you will become really fit.____________________________________________________________________________________快点，否则就要误了火车。
____________________________________________________________________________________ers who inject the drug are also in more danger if they share needles with other users._____________________________________________________________________________压力太大的人如果找不到合适的释放（release）方式，会更容易生气。
(定语从句)______________________________________________________________________________________7.Now I work in a centre for drug addicts, helping others to stop taking drugs._________________________________________________________________________________________我曾是一家外企的经理，帮着处理来自欧洲国家的生意。
(v-ing)_________________________________________________________________________________________ 8.By the time, I was add icted to crack cocaine. If I didn’t have any drugs, I was in terrible pain.___________________________________________________________________________________________ 我妈妈变得对打高尔夫球很迷恋。
(be addicted to)________________________________________________________________________________________9. I took the doctor’s advice in order not to continue taking drugs._________________________________________________________________________________________为了让所有的学生都听到，他提高了嗓音。
(in order to do)____________________________________________________________________________________10. Whatever you’re doing when you want to smoke—do something else._____________________________________________________________________________________不管你说什么，我都不会相信你。
(whatever)11. Drug users are more likely to get into trouble at school._______________________________________________________________________________________校长很可能不来参加会议了。
(be likely to do)________________________________________________________________________________________ 12.Having worked there for 30 years, Haydn moved to London, where he was very successful.___________________________________________________________________________________________ 完成作业后，那个男孩去看他喜欢的电视节目了。
(having done)___________________________________________________________________________________________ 13.After studying music in Vienna, Haydn went to work at the court of a prince in eastern Austria, where he became director of music.___________________________________________________________________________________________ 北京大学毕业以后，他回到了西安，在那里当了一名中学数学教师。
(after doing)___________________________________________________________________________________________ 14. However, it was Haydn who encouraged Beethoven to move to Vienna.___________________________________________________________________________________________ 那天是一个大学生跳入河中救了这位溺水(drowning)的儿童。
(强调句型)__________________________________________________________________________________________ 15. As he grew older, he began to go deaf.___________________________________________________________________________________________ 随着年龄的增长, 我妈妈弹钢琴的次数越来越少了。
（as）___________________________________________________________________________________________ 16.Amateur astronomer David Bates was looking at the moon through his telescope last night when he got a big surprise.___________________________________________________________________________________________ 当妈妈回家的时候我正在写作业。