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1、Reading 1,Unit,2,Two life-saving medicines,Unit 2,课件描述：,本课件为reading第一课时。课件分为六部分，首先通过问题导入文章，加以听力，泛读，精读训练帮助学生了解文章大意，继而介绍文章阅读技巧，最后是巩固和复习部分。本课教学主要通过介绍技巧，辅助学生掌握大意，了解文章重点难点，并在其中贯穿听说基本训练。达到听、说、读的综合训练效果。,Unit 2 Reading 1,Lets warm up Fill in the blanks,A good _ tastes bitter. Laugh is the best _ in the worl
2、d. There is no _ against death.,medicine,Question: What do good medicines have in common?,Although there is no medicine against death, but good medicines can make people feel better, and save peoples lives.,Two life-saving,medicines,What medicines have you ever taken? And what do you know about them
3、?,What about the two medicines?,How much do you know about the two medicines? Who invented the two medicines? What illnesses can the two medicines be used to treat ?,1. When was aspirin first sold as a tablet? In 1900. 2. What did Fleming, Florey and Chain share? The Nobel Prize.,The First reading,L
4、isten to the article and try to answer the questions in C1 on page 20.,Listening,Answers: 1. About 2500 years ago. 2. In 1897. 3. 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
5、 diabetes.,4. In the mould that killed bacteria. 5. It can be used to treat bacterial illnesses and other illnesses including pneumonia.,6. Because Fleming discovered penicillin and the others turned it into the great drug which saved millions of lives.,In 1900: In 1950: In 1971: In 1977: In 2003:,s
6、old in shops as a tablet,as the best-selling painkiller recorded in the Guinness Book,proved to be a blood-thinning medicine,used to prevent a stroke,used to reduce blood sugar levels,Development of aspirin:,The 2nd reading,In 1928: World War II: In 1945:,discovered by Alexander Fleming,found new ch
7、emical techniques to purify it,all the scientists shared the Nobel Prize,Development of Penicillin:,Fill in the boxes.,Sold in shops as a tablet,1900,1928,Discovered by Alexander Fleming,World War II,Found new chemical techniques to purify it,All the scientists shared the Nobel Prize,1945,As the bes
8、t-selling painkiller recorded in the Guinness Book,1950,1971,1977,2003,1900,1928,World War II,1945,1950,1971,1977,2003,Proved to be a blood-thinning medicine,Used to prevent a stroke,Used to reduce blood sugar levels,Effects of aspirin,Reduce fever Help stop body pains Reduce the risk of heart attac
9、ks Prevent a stroke Reduce the risk of colon cancer Increase the length of peoples lives Help with diabetes,Effects of penicillin,Help in treating wounds and infections Treat other illnesses including pneumonia,Do you believe that wonder drugs will be invented to treat diseases like AIDS in the futu
10、re?,Discussion,Words coming from the same stem: Words that are compound words: Words with irregular plural forms:,How can we understand medical terms?,Reading strategy,Words coming from the same stem: medicine, medical, medicinal; pure, purify; chemical, chemist; bacterium, bacterial,Words that are
11、compound words: painkiller blood-thinning heart attack acetylsalicylic,Words with irregular plural forms: bacteria bacterium,Consolidation,Fill in the blanks with proper words according to the reading material.,W: Id like to know about the two medicines aspirin and penicillin. Could you please tell
12、me something about them?,M: Ill be glad to. If you open up any medicine cupboard in the world, it is (1)l_ that you will find aspirin and penicillin. Both of them have saved many peoples lives since they were invented.,W: When was aspirin invented?,ikely,M:I dont know for sure, either. 3,500 years a
13、go, people (2)c_ on leaves or drank a kind of tea made from leaves (3)p_ a special chemical to reduce body pains and fever. In 1897, a European chemist produced ASA from some chemicals to make a medicine for his father. The first (4)t_ of this medicine took place in 1899 when the powder form began t
14、o be used with(5)p_. In 1900, it was sold in shops as a tablet which became the (6) best-s_ medicine in the world for pain relief.,rials,atients,hewed,ossessing,elling,W: Besides reducing fever and pain, what other functions does it have?,M: It can also help reduce the risk of heart attacks and colo
15、n cancer and so on.,W: What about penicillin?,M: Penicillin was (7)d_ by a Scottish scientist in 1928.He thought it might help in treating wounds and illness (8)c_ by bacteria. But it was not until World War II that two other scientists managed to use new chemical techniques to,aused,iscovered,(9)p_
16、 it and then produced it in large (10)q_. Thanks to it, many lives were saved during World War II. It can also treat other illnesses(10)i_ pneumonia.,W: Ive learned a lot today. Thank you.,M: Its a pleasure.,urify,uantities,ncluding,Homework,Review the whole article, underline the phrases and words you dont know.,
