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1、Unit2 Fit for lifeReading1:Two life-saving medicines2021/8/11 星期三1-Lets warm upFill in the blanksA good _ tastes bitter.Laugh is the best _ in the worldThere is no _ against death.medicine2021/8/11 星期三2Question:What do good medicines have in common?2021/8/11 星期三3Although there is no medicine against
2、 death,but good medicines can make people feel better,and save peoples lives.2021/8/11 星期三4Words coming from the same stem stem 词根:Words that are compound words:Words with irregular plural forms:Understand some medical terms2021/8/11 星期三5Words coming from the same stem:medicine,medical,medicinal;med
3、isinl adj.有疗效的，药用的有疗效的，药用的pure,purify;chemical,chemist;bacterium(n.),bacterial(adj.)bktirim细菌细菌bktiril细细菌的菌的2021/8/11 星期三6Words that are compound words:painkillerblood-thinningheart attackacetylsalicylic acid2021/8/11 星期三7Words with irregular plural forms:bacterium bktirimn.(sing)细细菌菌bacteria bktiri
4、n.(pl)细菌细菌2021/8/11 星期三81.When did people find drinking a special tea could reduce fever and pain?2.When was ASA first made from other chemicals?3.Where did Alexander Fleming find penicillin?4.When was penicillin produced in large quantities?5.What did Fleming,Florey and Chain share?1st reading1st r
5、eading2021/8/11 星期三9The 2nd reading2021/8/11 星期三10Sold in shops as a tablet19001928World War II1945As the best-selling painkiller recorded in the Guinness Book1950197119772003Proved to be a blood-thinning medicineDevelopment of Aspirin:2021/8/11 星期三1119001928World War II19451950197119772003Could pre
6、vent a strokeCould reduce blood sugar levels2021/8/11 星期三1219001928World War IIFound new chemical techniques to purify itAll the scientists shared the Nobel Prize19451950197119772003Discovered by Alexander FlemingDevelopment of Penicillin:2021/8/11 星期三13Read the passage again and try to fill in the
7、form below.Effects of aspirinreduce fever and help stop painreduce the risk of heart attacksprevent a stroke reduce the risk of colon cancerreduce blood sugar levels,help people with diabetes2021/8/11 星期三14Effects of penicillinhelp in treating wounds and illness caused by bacteriatreat other illness
8、es including pneumonia2021/8/11 星期三151.Tell us one of the medicines development according to the timeline.2.What influence does it have on our lives.Practice:write a short paragraph containing two partsYou should not copy the original sentences from the text.Possible changes are appreciated.2021/8/1
9、1 星期三16developmentAs we can see from the text,aspirin has undergone changes during long period of development.The medicine was said to be invented in 1897.As a matter of fact,the first trials of it began in 1899.1900 194519711977-19992003(firstly,secondly,finally,later,after that,during)2021/8/11 星期
10、三17developmentPenicillin is thought to be one of the most important medicines in contemporary society.1928World war II19452021/8/11 星期三18influencehave influence/impact/effect on not only,but alsobesides,whats more,furthermore for one thingfor another 2021/8/11 星期三191.What would the world be like if
11、the two medicines had not been discovered?2.Do you believe that wonder drugs will be invented to treat diseases like AIDS in the future?Discussion2021/8/11 星期三20Homework1.Write a brief introduction to the two medicines.2.Finish the exercises in the workbook.2021/8/11 星期三212021/8/11 星期三222021/8/11 星期三23