上课M7U2reading.ppt

When people fall ill, what will they do ? have an injection have an intravenous drip receive an operation. Acupuncture is the use of needles to _______ people’s health problems. treat take medicine Do you know what they are? aspirin penicillin Words coming from the same stem: Words that are compound words: Words with irregular plural forms: How can we understand medical terms? Read the magazine article, answer the following questions. 1. When was aspirin invented? 2. When did people find that drinking a special kind of tea could reduce body pains and fever? 3. What other things can aspirin help with besides reducing fever and pain? In 1897 Nearly 3500 years ago Read Para 3 and try to fill in the form below. Other effects of aspirin 1. reduce fever 2.help stop body pains 3.reduce the risk of heart attacks 4.prevent strokes 5.reduce the risk of some cancers 7.reduce blood sugar levels and help people with diabetes 6.increasing the length of lives In 1897: In 1899: In 1900: In 1971: In 1977: In 1988: In 2003: Sold in shops in the form of tablets Proved that aspirin could reduce the risk of heart attacks Used to prevent strokes Used to reduce blood sugar levels Development of aspirin: What happened in the following each year Aspirin was invented The first trials in powder form took place Reduce the risk of some cancers by 40%. Read the article, and answer the following questions. 1. Where did Alexander Fleming find penicillin? 2. What illnesses did Fleming think the mould might be used to treat? In a mould that killed bacteria. It might be used to treat illnesses caused by bacteria. Read the article, and answer the following questions. 3. 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 difficult to produce penicillin in the ample quantities needed to be effective. 1.Penicillin,this pain-killing medicine i