七年級英語Unit2 Fit for lifereading課件牛津版選修七

UNIT2 FIT FOR LIFEHave you ever taken these medicines ? What illness can the two medicines cure?What else do you know about these two medicines?1.What are the medicines mentioned in the article?2.When was one of the medicines first sold as a tablet?3.What did Fleming, Florey and Chain share?Aspirin and penicillinIn 1900The Nobel Prize Read the article again by yourselves and finish C1 on page20 and tell us which line in the text.Keys:1.About 2500 years ago.L82. In 1897. L113. It can also help reduce the risk of heart attacks by thinning blood, prevent a stroke, reduce the risk of colon cancer, increase the length of peoples lives and help with diabetes.L234. In the mould that killed bacteria.L405. It can be used to treat bacterial illnesses and other illnesses including pneumonia.L536. Because Fleming discovered penicillin and the others turned it into the great drug which save millions of lives. L57Development of Aspirin:In 1900:In 1950:In 1971:In 1977:In 2003:Development of Aspirin:In 1900: sold in shops as a tabletIn 1950: appeared in the Guinness Book as the best-selling painkillerIn 1971: proved to be a blood-thinning medicineIn 1977: used to prevent a strokeIn 2003: used to reduce blood sugar levelsDevelopment of Penicillin:In 1928:World War II:In 1945:Development of Penicillin:In 1928: discovered by Alexander FlemingWorld War II: found new chemical techniques to purify itIn 1945: all the scientists shared the Nobel PrizeEffects of aspirinEffects of penicillinRead the text again and fill in the form below.Effects of aspirinReduce feverHelp stop body painsReduce the risk of heart attacksPrevent a strokeReduce the risk of colon cancerIncrease the length of peoples livesHelp with diabetesEffects of penicillinHelp in treating wounds and infectionsTreat other illnesses including pneumoniaPRACTICEDeal with part E1)Invented 2) ASA3) tablet 4) recommended5)published 6)discovered7)available 8) contemporaryHow 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, purifyChemical, chemist;Bacterium, bacterialWords that are compound words:painkillerblood-thinningheart attackacetylsalicylicWords with irregular plural forms:bacteriabacteriumWhat do you think the world would be like if there were no medicines?Search for more information about the scientists who have invented aspirin and penicillin.