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1、Reading 1Two life-saving medicines課件描述：課件描述： 本課件為本課件為reading第一課時(shí)。課件分為六第一課時(shí)。課件分為六部分，首先通過問題導(dǎo)入文章，加以聽力，泛部分，首先通過問題導(dǎo)入文章，加以聽力，泛讀，精讀訓(xùn)練幫助學(xué)生了解文章大意，繼而介讀，精讀訓(xùn)練幫助學(xué)生了解文章大意，繼而介紹文章閱讀技巧，最后是鞏固和復(fù)習(xí)部分。本紹文章閱讀技巧，最后是鞏固和復(fù)習(xí)部分。本課教學(xué)主要通過介紹技巧，輔助學(xué)生掌握大意，課教學(xué)主要通過介紹技巧，輔助學(xué)生掌握大意，了解文章重點(diǎn)難點(diǎn)，并在其中貫穿聽說基本訓(xùn)了解文章重點(diǎn)難點(diǎn)，并在其中貫穿聽說基本訓(xùn)練。達(dá)到聽、說練。達(dá)到聽、說、讀的綜

2、合訓(xùn)練效果。讀的綜合訓(xùn)練效果。UNIT 2 READING 1LETS WARM UPFILL IN THE BLANKSA good _ tastes bitter.Laugh is the best _ in the world.There is no _ against death.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 people

3、s lives.Two life-savingmedicinesWhat medicines have you ever taken? And what do you know about them?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 t

4、ablet? In 1900.2. What did Fleming, Florey and Chain share? The Nobel Prize.Listen to the article and try toanswer the questions in C1 onpage 20.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 col

5、on cancer, increase the length of peoples lives and help with 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 million

6、s of lives.In 1900:In 1950:In 1971:In 1977:In 2003:sold in shops as a tabletas the best-selling painkiller recorded in the Guinness Bookproved to be a blood-thinning medicineused to prevent a strokeused to reduce blood sugar levelsDevelopment of aspirin:In 1928:World War II:In 1945:discovered by Ale

7、xander Fleming found new chemical techniques to purify itall the scientists shared the Nobel PrizeDevelopment of Penicillin:Fill in the boxes.Sold in shops as a tablet19001928Discovered by Alexander FlemingWorld War IIFound new chemical techniques to purify itAll the scientists shared the Nobel Priz

8、e1945As the best-selling painkiller recorded in the Guinness Book195019711977200319001928World War II19451950197119772003Proved to be a blood-thinning medicineUsed to prevent a strokeUsed to reduce blood sugar levelsEFFECTS OF ASPIRIN Reduce fever Help stop body pains Reduce the risk of heart attack

9、s Prevent a stroke Reduce the risk of colon cancer Increase the length of peoples lives Help with diabetesEffects of penicillin Help in treating wounds and infections Treat other illnesses including pneumoniaDo you believe that wonder drugs will be invented to treat diseaseslike AIDS in the future?

10、Words coming from the same stem: Words that are compound words: Words with irregular plural forms:How can we understand medical terms? Words coming from the same stem:medicine, medical, medicinal;pure, purify;chemical, chemist;bacterium, bacterialWords that are compound words:painkillerblood-thinnin

11、gheart attackacetylsalicylic Words with irregular plural forms:bacteriabacteriumConsolidationFill 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 me something about them? M: Ill be glad to. If

12、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?ikelyM:I dont know for sure, either. 3,500 years ago, people (2)c_ on leaves or drank a kind of tea

13、 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 to be used with(5)p_. In 1900, it was sold in shop

14、s as a tablet which became the (6) best-s_ medicine in the world for pain relief.rialsatientshewedossessingellingW: Besides reducing fever and pain, what other functions does it have?M: It can also help reduce the risk of heart attacks and colon cancer and so on.W: What about penicillin?M: Penicilli

15、n 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 ausediscovered(9)p_ 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. urifyuantitiesncludingHOMEWORK Review the whole article, underline the phrases and words you dont know.