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W：I’d like to know
about the two medicines---aspirin and penicillin. Could you please tell me something about them? |
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M：I’ll be glad to. If
you open up any medicine cupboard in the world, there is a high (1)p that you will find aspirin and penicillin. Both of them have saved many people’s lives since they were invented. |
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W：When was aspirin
invented? |
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M：I don’t know for
sure, either. 3,500 years ago, some recipes (2)r drinking a tea made from the dried leaves of a particular plant to reduce body pains. In 1897, a European chemist produced ASA from some chemicals to make a medicine for his father. The first (3)t of this medicine took place in 1899 when the powder from began to be used with (4)p . In 1900, it was sold in shops as a tablet (5)c 500 milligrams of ASA. |
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W：Besides reducing
fever and pain, what other functions does it have? |
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M：It can also help
reduce the risk of heart attacks and colon cancer and so on. |
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W：What about penicillin? |
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M：Penicillin was (6)d
by a Scottish scientist in 1928. He thought it might help in treating wounds and illness (7)c by bacterium. But it was not until World War II that two other scientists managed to use new chemical techniques to (8) p it and then produced it in large (9)q . Thanks to it, many lives were saved during World War II. It can also treat other illnesses (10)i pneumonia. W：I’ve learned a lot today. Thank you. M：It’s a pleasure. |
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