Reading(3)：Twolife-savingmedicines

1、Unit 2,Unit 2 Fit for life,Reading Two life-saving medicines,Whats this medicine called in English?,aspirin,And whats this medicine called in English?,penicillin,1. Have you ever taken aspirin and penicillin? What illnesses can the two medicines cure? 2. What else do you know about these two medicin

2、es?,Alexander Fleming,Do you know this man with glasses?,1. What are the two medicines mentioned in the article? 2. When was penicillin first discovered? 3. What award did Fleming, Florey and Chain share?,In 1928.,The Nobel Prize in Medicine.,Aspirin and penicillin.,Read quickly and find the answers

3、 to the following questions.,Fast reading,When did people find that drinking a special tea could reduce fever and pain? 2. When was aspirin first made?,In 1897.,Read the passage carefully and answer some detailed questions:,About 3,500 years ago.,3. What other things can aspirin help with besides re

4、ducing fever and pain? It can also help reduce the risk of heart attacks by thinning blood, prevent a strokes, reduce the risk of some cancers, increase the length of peoples lives and help with diabetes.,4. Where did Alexander Fleming find penicillin? In a mould that killed bacteria. 5. What illnes

5、ses 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 developing 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 diffi

6、cult to produce penicillin in the ample quantities needed to be effective.,The development of aspirin,sold in shops in the form of tablets,Read the passage again and try to fill in the following form.,Further reading,proved to reduce the risk of heart attacks,used to prevent strokes,used to reduce b

7、lood sugar levels,The development of penicillin,discovered by Alexander Fleming,made and tested in large quantities,mass production began,Effects of aspirin: reducing fever helping stop pain reducing the risk of heart attacks preventing strokes reducing the risk of some cancers increasing the length

8、 of peoples lives reducing blood sugar levels and helps with diabetes,Effects of penicillin help in treating wounds and infections treats illnesses caused by bacteria,Match these new words from the magazine article with their meanings. Write the correct letters in the blanks.,1 revolution (Line 1) _

9、 2 beneficial (Line 4) _ 3 possess (Line 9) _ 4 circulate (Line 22) _,f,a,d,g,5 astonish (Line 22) _ 6 approval (Line 49) _ 7 accelerate (Line 49) _,a having a good effect b surprise someone very much c agreement to go ahead with a plan or an idea,b,c,e,d have or own something e make something happe

10、n faster than usual f a great change that affects many people g move around a place or system without stopping,New drugs are found in many different ways. Some vital medicines have been found because scientists were looking for them.,Read this passage about how new drugs are discovered. Complete it

11、with the words in the box.,application unable sicknesses potential abnormal effective,For example, Dr Felix Hoffmann knew of different traditional medicines that could provide relief for symptoms such as fever and pain. However, these traditional medicines had the _ of either causing people to bleed

12、 or have a severe stomach upset, or they were too weak to be _.,potential,effective,Dr Hoffmann was able to pick out one of these traditional medicines and make it more beneficial. Thus, aspirin was born. Today, researchers all over the world are exploring traditional medicines to see how they can b

13、e improved and applied in modern medicine. Other drugs are discovered by accident. For example, Alexander Fleming was not looking for penicillin, but was doing research on something else.,Fleming would have been _ to make his discovery if he had ignored the mould. Since it was _ for mould to be in t

14、hat lab dish, something must have gone wrong. Perhaps the dish had not been cleaned using the proper procedures.,unable,abnormal,Perhaps a window had been opened, and the mould had been carried in by the wind. We will never know. However, with the _ of his discovery, millions of people have been cur

15、ed of different _. What other happy accidents may happen in the future, saving many lives?,sicknesses,application,1. Tell us your development according to the passage. 2. What influence do you have on our lives.,Suppose you are aspirin or penicillin.,Reporting,1. What would the world be like if the two me