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Passage 19

学霸导读 阿司匹林能缓解疼痛,也能治疗心脏病等疾病。让我们一起看看阿司匹林是如何被发明制造的吧!

In most countries of the world, there is one medicine called aspirin (阿司匹林).N 1 everyone takes it. People take it when they have an ache or a pain, and sometimes when they have a fever.Doctors b 2 it can also help people who have heart disease and some other diseases. Some people, however, cannot take aspirin. It must never be given to c 3 under 12 years old.

Before aspirin was i 4 , some people made a drink with the bark (树皮) of the white willow (柳树). This drink made their pains and fever go away, but no one knew why it helped. Then, in the 1830s, scientists in England s 5 all the things that were in the bark of the white willow. They found out what thing in the plant stopped pain. Soon people were making medicine with this pain killing thing and selling it.

Later scientists found out how to make aspirin w 6 using any plants at all. Aspirin was first s 7 in 1899 by the Bayer Company of Germany.

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高频词汇

medicine n. 药,药物

ache n. (持续的)疼痛,隐痛

pain n. (肉体上的)痛,疼痛

disease n. 病,疾病

go away 消失

scientist n. 科学家 npXwhPN8kj+1Zpky+ZIwM2Z4Fcfidi2eSiXEbxToQIaL2c/K5/uMs/H068nctOPk

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