M7U2 Reading(Faye).ppt

1、M7U2 ReadingTwo life-saving medicines,Can you identity the following materials?,Aspirin,Penicillin,Part C2.,Sold in shops in the form of tablets,1900,1928,Discovered by Alexander Fleming,1940,made and tested in large quantities,mass production began,1944,proved to reduce the risk of heart attacks,19

2、71,1977,2003,Aspirin,Penicillin,1900,1928,1940,1944,1971,1977,2003,Aspirin,Penicillin,Effects of aspirin,_ fever Help stop body _ Reduce the risk of _ _ Prevent a _ Reduce the risk of some cancers _ Increase the _ of peoples lives Help with _ through reducing _ _ _,Reduce,pains,heart attacks,stroke,

3、by 40%,length,diabetes,blood sugar levels,Effects of penicillin,Help in treating w_ and i_ Treat other i_ including pneumonia(肺炎),ounds,nfections,llnesses,Homework CheckC1,Detail reading (Part C1): Read the passage carefully and answer some detailed questions: When was aspirin first made? In 1897. 2

4、. When did people find that drinking a special kind of tea could reduce body pains and fever? Near 3,500 years ago.,3. What other things can aspirin help with besides reducing fever and pain? It can also help reduce the risk of heart attacks, prevent a stroke, reduce the risk of cancer , increase th

5、e length of peoples lives and help with diabetes.,4. Where did Alexander Fleming find penicillin? In a mould that killed bacteria. 5. What illnesses did Fleming think the mould might be used to treat? It might be used to treat illnesses caused by bacteria.,6. What difficulties did Fleming have in de

6、veloping penicillin as a drug? First he was unable to find a procedure to make penicillin pure enough to work as a medicine. Second, it was difficult to produce penicillin in the ample quantities needed to be effective.,Homework CheckC2,Careful Reading for language points,Aspirin,The basic chemical

7、used to make aspirin can be found _ _.,in nature,Long before the invention of Aspirin, to people had already been chewing on leaves or drinking tea made from leaves in _ of its basic chemical.,possession, possessed,About 1000 years after that, Hippocrates, the _ _ known as _ _ _ _, made a juice from

8、 a tree bark _ salicylic acid for reducing _ _ and _.,Greek physician,father,of all doctors,containing,body pains,fever,It was in 1897 _ Dr Felix produced aspirin.,that,Its first trials took place in 1899, _ the company began distributing the medicine in powder form.,when,With aspirin sold in shops

9、in _ form, aspirin became the worlds _ medicine for _ _.,tablet,best-selling,pain relief,In 1953, the American doctor Laurence Craven introduced the idea _ aspirin had the _ to cut down the risk of heart attacks, only _ for nearly two decades.,that,Owing to a study _ in 1977, aspirin _ beneficial fo

10、r the prevention of strokes, as well.,potential,to be ignored,carried out,proved,no more than 3 words,阿司匹林不仅被证明对退烧和止痛必不可少，而且还有其它用途。,Not only has aspirin proved vital for reducing fever and helping (to) stop pain / helping with pain relief, but there are also other things that it can contribute to.,T

11、ranslation,Its been scientifically proven. The theory has been proved to be practical. This failure proved to be a turning point in his career.,turned out to be,到1999年,阿司匹林已有逾百年的历史，然而关于它如何帮助延长人类寿命方面还有更多的发现。,In 1999, aspirin was over 100 years old, and yet there have been more discoveries about how i

12、t can help increase the length of peoples lives. (L26-28),Translation,Careful Reading for language points,Penicillin,另外一种帮助人们提高健康水平的药物是青霉素。许多人认为这种药是当代社会最重要的药物之一。,Another drug that has helped increase the standard of peoples health is penicillin, which is considered by many to be one of the most impo

13、rtant medicines in contemporary society. (L32-34),Translation,The development of penicillin _ a drug was _ with two problems: _ and _.,as,faced,purity,quantity,首先，他难以找到一种方法来提纯药用的青霉素。其次，很难生产达到足以起药效的量的青霉素。,First, he was unable to find a procedure to make penicillin pure enough to work as a medicine. S

14、econd, it was difficult to produce penicillin in the ample quantities needed to be effective. (L43-45),Translation,It was in 1940 that _ _ scientists managed to make and test the new drug in large quantities.,another two / two other,Due to World War II, the government approval process for penicillin

15、 was _.,accelerated,_ _ _ been for penicillin, many people would have died from sickness or even small wounds.,Had it not,Penicillin was regarded as the greatest drug in contemporary society, _ millions of lives.,saving,Part E,. For example, Dr Felix Hoffmann knew of different traditional medicines

16、that could provide relief for symptoms such as fever and pain. However, these traditional medicines had the (1)_ of either causing people to bleed or have a severe stomach upset, or they were too weak to be (2)_. Dr Hoffmann was able to pick out one of these traditional medicines and make it more be

17、neficial. Thus, aspirin was born. .Today, . see how they can be improved and applied in modern medicine.,potential,effective,Other drugs are discovered by accident. . Fleming would have been (3)_ to make his discovery if he had ignored the mould. Since it was (4)_ for mould to be in that lab dish, something must have gone wrong. Perha