As we all know, health is very important to everyone. Do you know how to keep healthy? Lead-in

right food

regular exercise

enough sleep

quit smoking/drinking

When people fall ill, what will they do ?

take medicine

have an injection

People may take medicines when they are ill. However, if they don’t take the right medicine in the right way, they may not get better and even get worse.

Do you know what they are? Aspirin/ 巴 米尔 penicillin

How much do you know about the two medicines? Who invented the two medicines? What illnesses can the two medicines be used to treat ?

When was one of the medicines first sold as a tablet? What did Fleming, Florey and Chain share? In The Nobel Prize.

Read the first paragraph carefully and answer some detailed questions: 1.When did people find that drinking a special tea could reduce fever and pain? 2. When was ASA first made from other chemicals? Aspirin

1.When did people find that drinking a special tea could reduce fever and pain? About 2,500 years ago

2. When was ASA first made from other chemicals? In 1897

Read the second paragraph and try to fill in the form below. Effects of aspirin reduce fever help stop body pains reduce the risk of heart attacks prevent a stroke and help with diabetes reduce the risk of colon cancer increase the length of people’s lives

In 1900: In 1950: In 1971: In 1977: In 2003: sold in shops as a tablet as the best-selling painkiller recorded in the Guinness Book proved to be a blood-thinning medicine used to prevent a stroke used to reduce blood sugar levels Development of aspirin:

Difficult sentences: 1. If you open up any medicine cupboard in the world, there is a high probability that you will find aspirin and penicillin.(L2)

This is one of the first medicines in the world ever to be sold as a standardized tablet.

Penicillin

1.Penicillin,this pain-killing medicine is considered by many to be one of the most important medicines in contemporary society 2.Alexander Fleming managed to make the medical pure to be a medicine. F bacteria-killing was unable to F

3.Due to the widespread use of penicillin,many lives were saved during World War Two. 4.Penicillin is also used to treat other illness including Pneumonia,an illness that effect kidneys. F T lungs

1. Where did Alexander Fleming find penicillin? In the mould that killed bacteria.

2. Why were Fleming,Florey and Chain given the Nobel Prize in physiology or Medicine in 1945? Because Fleming discovered penicillin and the others turned it into the great drug which saved millions of lives.

Effects of penicillin help in treating wounds and infections treat other illnesses including pneumonia Further reading: Read the passage again and try to fill in the form below

Difficult sentences: He saw that the cell of the bacteria were clear, which meant that they were dead and that the mould had killed them. 他观察到细菌的细胞透亮，这 意味这这些细胞死了是那些霉 菌杀死了它们。

How can we understand medical terms? When reading this medical article, you may have found many words that are very similar to the words that you have learnt before, but they are different in some ways.

Words coming form the same stem : Words that are compound words: Words with irregular plural forms:

Words coming form the same stem: Medicine, medical, medicinal; Pure, purify Chemical, chemist; Bacterium, bacterial

Words that are compound words: painkiller blood-thinning heart attack acetylsalicylic

Words with irregular plural forms: bacteria bacterium

medium - media 媒体 analysis - analyses 分析 basis - bases 基础 crisis - crises 危机 phenomenon - phenomena 现 象

Names of (1)____ Aspirin Penicillin Who invented or discovered it Dr. Felix HoffmannAlexander Fleming Who put it into (2)___or produce it The company Hoffmann worked for Howard Florey and Ernst Chain What is (3) in the medicine Salicylic acid and some other (4) Mould growing on a special transparent jelly Uses1.Reducing fever and stopping (5) 2.Reducing the risk of heart attacks 3.(6) a stroke 4.Reducing the risk of colon cancer 5.Reducing blood sugar(7) 1.Treating wounds and illnesses caused by (8) 2.Treating illnesses like pneumonia Honors given to the medicines or the scientists Appeared in the Guinness Book of Records as the best-selling (9) 1.Considered to be one of the most important medicines in (10) society 2.Nobel Prize in Physiology or Medicine

Answers to task reading: 1.medicines 6.Preventing/Stopping 2.use/plactice 7.levels 3.contained 8.bacteria 4.chemicals 9.painkiller 5.pain 10.contemporary

Phrases 1. 集中于 … 上 L1 2. 打开 L2 3. 很有可能 L2 4. 挽救 … 的生命 L3 5. 建议做 …L7 6. 由 … 制成 L9 7. 发生 L14 8. 以粉末形式 L15 focus on open up There is a high probability that recommend doing / recommend sb. to do save one’s life be made from take place in powder form

9. 被制成片剂被出售 L 标准片剂 L 最畅销的止痛药 L 减少心脏病的 发作 L 进行一项研究 L 延长人类 寿命 L 被认为是 L36 be sold as a tablet standardized tablet best-selling painkiller reduce the risk of heart attack carry out a study increase the length of people’s lives be considered to be

16. 在当代 L 在 … 上试用某物 L 使 … 变纯 L 成功地做成某事 L 化学方法 L 大量 L 由于被广 泛使用 L 梦想实现 L51 24 神奇的药片 L59 in contemporary society try sth. out on… make it pure manage to do sth. chemical techniques in large quantities due to the widespread use of a dream come true wonder drug

Structures: 1.Not only has aspirin saved many people’s lives by reducing fever and helping stop pain, but there are also other things that aspirin can help.

2. It was not until World War II that two other scientists, Howard Florey (Australian) and Ernst Chain (German-born English), managed to use new chemical techniques to purify it.

not until 放句首 2.) not until World War II did two other scientists manage to use new chemical techniques to purify it. not…until… 1) Two other scientists did not manage to use new chemical techniques to purify it until World War II.

3.It was over a decade before someone else turned penicillin into the great drug of the 20th century. It is + a period of time + before – clause 过了（一段时间之后）才...

1. 我半年之后才会回来。 It will be half a year before I come back. 2. 很久以后才找到那个丢失的孩子。 It was long before the missing child was found..

高考链接 1.It was not until midnight _____they reached the camp site. (2008. 重庆， 22 ） A. that B. when C. while D. as

2. Not only_______ interested in football but ______beginning to show an interest in it. (02 ，上海春 ) A.the teacher himself is; all his students are B. the teacher himself is; are all his students C.is the teacher himself; are all his students D. is the teacher himself; all his students are

2.He was told that it would be at least three more months _____ he could recover and return to work.(2007. 江西， 29 ） A. when B. before C. since D. that

3. It _____ we had stayed together for a couple of weeks _____ I found we had a lot in common. （浙江 2007 ） A. was until; when B. was until; that C. wasn’t until; when D. wasn’t until; that

4.—He got his first book published. It turned out to be a bestseller. —When was _____? —_____ was in 2000 that he was still in college. （浙江 2007 ） A. that; This B. this; It C. it; This D. that; It [ 点拨 ] 选 D 。 that 是指示代词，用来指前面 提到的事 ; 第二个空是强调句型 it is... that... ， 强调时间状语，回答第二个句子 中对时间的提问。

5.It is not who is right but what is right _____ is of importance. （重庆 2007 ） A. which B. it C. that D. this [ 点拨 ] 选 C 。本句为 It is... that... 强调句 型，去掉 It is... that... ，剩下的是一个完 整的句子。

Homework 1.Write a brief introduction to the two medicines. 2.Finish the exercises in the workbook.

Thank You for your attention!