1、Unit 3 A Health LifeVocabulary and Useful ExpressionsStep one: Explanation1.adolescent.青少年e.g. adolescents between 13 and 18 and the problems they face 13 至 18 岁的青少年以及他们面临的问题2.due to 归因于，归功于。e.g. 1.The accident is due to your careless driving.那意外事故归因于你驾驶不小心。2. Her worldwide fame is due to his suppor
2、t.她名扬四海应归功于他的支持。表示因果关系的词和短语because 从属连词，接从句，表示所叙述的理由是本句的重点assince 从属连词，接从句，表示理由是已知的，而理由以外才是叙述的重点for 并列连词，不用于句首，至于第一分句之后，补充说明理由；第一分句表示推测时，用for 说明推测的依据。because of 介词，意思是“ 因为 ”，较口语化owing to 介词，意思是“ 因为”，较正式thanks to 介词，意思是 “多亏了” as a result of 介词，意思是 “因为”3. addicted 形容词， “对某某上瘾”,“沉湎于某某”e.g. My children
3、have become hopelessly addicted to television.我的几个孩子都成了电视迷，简直不可救药了。addict 名词，沉湎与不良嗜好的人，由指吸毒者。addiction 名词，沉湎、成瘾addictive 形容词，使人上瘾的4.accustom 动词，使人习惯于、养成习惯e.g. She found it necessary to accustom her child to getting up early.她觉得有必要让孩子养成早起的好习惯。常用句式（1）accustom+名词/oneself + to+名词e.g. Children are quick
4、to accustom themselves to new surroundings.孩子们很快就会适应新环境。（2） be accustomed to +名词e.g. I am accustomed to walking long distances. 我习惯与长距离步行。（3）get/become accustomed to +名词e.g. You will soon get accustomed to the job.你将会习惯于这个工作。5.quit 动词，过去式和过去分词均为 quit，现在分词为 quitting，接动词-ing 形式， “停止做”e.g. She quit smo
5、king when she got pregnant.她一怀孕就戒了烟。6. in spite of 尽管、无视 。后接名词。e.g. She cant see very well in spite of her glasses.尽管戴着眼镜她还是不能看得很清楚。The boy went out in spite of his fathers orders.那男孩无视父亲的命令，径直出去了。7. feel like 想要，只表示一次的想法，后接动词-ing 形式e.g. Its so hot today. I feel like going swimming.今天好热啊。我想去游泳。8.get
6、 into 陷于，染上什么习惯get into the habit of 养成什么习惯。相当于 fall into the habit of 或者 form the habit ofe.g. The girl has got into the habit of playing with her hair while reading.那个女孩养成了阅读时玩弄头发的习惯。短语联想get into trouble 惹上麻烦get into debt 负债累累get into a temper 大发脾气get into deep water 陷于困境get into ones head 有某种看法ge
7、t into the way of 习惯于、学会Step two: Now do the quiz and check yourself1. Rice production has increased greatly in china over the last few years, largely _super hybrid rice.2. Having lived in Hawaii all his life, he was not _to the cold of Northern Europe.3. He was_ of his body so he decided to go on a
8、 diet and do more exercise.4. In spite of her wounded leg, she _to get up the stairs.5. He told me the same story _ until I felt like screaming.6. With exams only a week away, I am under a lot of _.7. When I _playing sport I become very fat and unhealthy.8._health is as important as physical health.
9、9. Now that I am _ I eat a good diet because I want my baby to be born healthy.10._often take more risks than adults.Step three: Complete the text with words form below.adolescents 青少年 cigarettes 香烟quit 停止，戒 drugs 毒品due to 归因于 stress 压力eventually 终于 alcohol 酒addicted 上瘾的 manage 管理，努力做Smoking _,drink
10、ing _or taking other_ produce many harmful effects and have no real benefits. So why do _do it? Some because they believe it makes them look cool. Others think it will help with _in their life possibly_ pressure from their parents or teachers. Some just want to see what it is like. What they dont re
11、alize is that they will get into the habit and _become _. It will then be difficult to _the habit. A few people _to quit easily but for many it is a very painful process. Of course, the best way to deal with these drugs is not to start in the first place.Step four: Homework1. Master and go over the use of the words and phrases above.2. Pre-view the use of it on page 21.