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【正文】 b Aspirin has saved many people’s lives by reducing fever and helping stop p____. Lawrence Craven introduced the idea that aspirin could reduce the r____ of heart attacks by thinning blood. In 1971, Smith and Willis p_____ that aspirin was a bloodthinning medicine and a study showed that a chemical in aspirin could prevent a s____. In 2020, a Chinese doctor found that this chemical could reduce blood s____ levels and help people with diabetes. ain isk rovedtrokeugar Penicillin, discovered by Alexander Fleming in 1928, is c_________ to be one of the most important medicines in contemporary s_____. Howard Florey and Ernst Chain managed to use new chemical t_________ o purify it to be a medicine. Due to its widespread use, many lives were saved during World War II. Penicillin is also used to treat other illnesses i______ pneumonia. In 1945, Fleming, Florey and Chain s_____ the Nobel Prize in Medicine for their work. onsidered ociety techniques ncluding haredSummarize (E,P21) 1. invented 2. ASA 3. tablet 4. remended 5. published 6. discovered 7. available 8. contemporary Homework Workbook: A1B2
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