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1、Unit 16I. Words and expressions:1. experiment n. vi.(!) n. 实验，试验do/ carry out/ perform/ make/ try an experimentlearn by experiment 通过试验学习by trail and error 通过反复尝试for experiment 供试验an experiment report 实验报告（2）vi. 进行实验experiment on /upon sb./ sth. 在上做实验experiment in sth. 做某方面的实验experiment with sth. 用做
2、实验2. advantage n. 优势，长处，有利条件e.g. Her teaching experience gave her a big advantage.One of the advantage of this method is that it saves a lot of time. take advantage of 利用；欺骗e.g. You should take advantage of the fine weather to paint the fence.The shopkeeper took advantage of the customers. 3. comfor
3、t n. v. n. 舒适，安慰His kind words gave me comfort.This new type of car brings people more comfort.vt. 安慰She came up the to child and comforted him.adj. comfortable 舒服的4. successful adj.成功的success n. succeed v. successfully adv. e.g. The experiment is very successful.Wish you success!He succeeded finish
4、ing the task.They held the sports meeting successfully.5. conduct v. n.6. charge 7. shock n. v. n. 电击，打击，震动An electric shock can kill you.It was a great shock for him when his wife died.vt. 使震惊I was shocked when I heard about your accident.The accident shocked the whole world.8. a great deal of 大量的只
5、能修饰可数名词的：a large/ great/ good number of, a good/ great many, dozens of, scores of, quite a few 只能修饰不可数名词的：a great deal of, a large amount of, quite a little既可修饰可数也可修饰不可数名词的：plenty of, a lot of, lots of, a large quantity of, a good supply of9. prove vt.10. tear vt. v. (tore, torn) (1) 眼泪 Tears rolled
6、 down her cheeks.The little girl was in tears for she couldnt find her mother.(2) 撕扯，撕裂He tore the letter after he read it.The magician tore up a 5-pound note and then made it whole again.The material tears easily, so be careful when you wear it.11. control n. v. 控制The machine is controlled by this
7、button.Try to control yourself no matter what you see. in control of 控制住，管理out of control 失去控制under control 被控制住，状态良好under the control of 受 的控制lose control of 失去对 的控制12. fasten vt. 拴，系，绑，捆Have you fastened all the doors and windows?Fasten your seat belts! fasten to 把拴在上He fastened his bag to the bik
8、e.A horse was fastened to a tree.13. sense n. 感觉，意识，常识，意义The five senses are sight, hearing, smell, taste and touch.He has a poor sense of direction.I have no sense of business. there is no sense (in) doing sth. 做某事是没有意义的There was no sense in making a child suffer like that.I dont think there is muc
9、h sense in asking him to come here. make sense 讲得通，有意义，能被理解；有道理No matter how you read it, the sentence doesnt make any sense.It doesnt make any sense to let children play with matches.14. doubt n. v.n. I have some doubt about her honesty.She had her doubts whether Jim could come.I had no doubt that
10、he will succeed. beyond /without a doubt 毫无疑问地；确实地Ill be back on Friday without a doubt.v. 怀疑，不相信I doubt the truth of the news.I dont doubt that he will come.I doubt whether he will come. doubt 为肯定时，后面的宾语从句用 whether 引导；doubt 有否定词修饰时，后面的从句用 that 引导。15. conclusion n. 结论conclude v. 使 结束draw / reach a c
11、onclusion 得出结论jump to a conclusion 冒然断定， 过早下结论II. Keys points in each part: Warming up1. Give an example of what you learn about for each field of science. give an example of 举出的例子follow ones example 以 为榜样set sb. an example = set an example to sb. 给树立榜样for example 例如e.g. The monitor likes to arrive
12、early at school to set an example to others.Let me give you an example of Eskimos life.I have many hobbies- fishing, for example. Speaking 2. Well, in my opinion, its a waste of money. Its a waste of money/ time to do sth. 做某事是浪费钱/时间e.g. Its a waste of time to argue further. 当 waste 做“废料、废弃物”讲时，是U n
13、. e.g. With the growth of population, more and more waste is produced every day.There is some dogs waste in your garden. waste vt. 浪费waste time/ money on sth. 在方面浪费时间/钱waste time/ money in doing sth. 浪费时间/ 钱做某事e.g. He wasted a log of money on horse racing.You shouldnt waste time playing computer gam
14、es.3. We should make more use of this new technology. make good/ full/ little use of 好好/充分/ 不充分利用e.g. We must make full use of our spare time to study.Waste materials must be made full use of. Reading4. Having realized that I could use a kite to attract lightning, I decided to do an experiment.havin
15、g done 是现在分词的完成式，在句子中做时间状语或原因状语，表示动作发生在谓语动词所表示的动作之前。此句相当与 After I had realized that I could use a kite to attract lightning, I decided to do an experiment.e.g. Having finished the work, they went home happily. Having had a lot of food, he didnt want to eat anything.Having lived in this city for many
16、 years, he knows it very well.5. I was beginning to think that the experiment would not work.work vi. 奏效，起作用The medicine worked.Your idea wont work in practice.The clock hasnt been working since I dropped it on the floor.6. The string was getting charged!get + 过去分词（done ）有些动词的过去分词和 get 连用，多表示某件事意想不到地、突然地、或偶然地发生。They got trapped in the heavy snow on the way home.The group of p
