高中英语 Language points Unit2 reading课件 牛津选修7

1、2021/8/11 星期三1Language points2021/8/11 星期三2Do you still remember the effects of aspirin and penicillin?2021/8/11 星期三3 Aspirin has saved many peoples lives by reducing fever and helping stop p_. Lawrence Craven introduced the idea that aspirin could reduce the r_ of heart attacks by t_ blood. Later o

2、n many scientists proved that aspirin could prevent many diseases. It is now r_ for reducing potential heart attacks, strokes and cancer.Aspirin painriskthinningrecommended 2021/8/11 星期三4 Penicillin, discovered by Alexander Fleming in 1928, is c_ to be one of the most important medicines in contempo

3、rary society. Howard Florey and Ernst Chain managed to use new chemical techniques to p_ it to be a medicine. Due to its widespread a_ , many lives were saved. In 1945, Fleming, Florey and Chain s_ the Nobel Prize in Medicine for their work.Penicillinconsideredsharedpurifyapplications2021/8/11 星期三5

4、1.some recipes recommended drinking a tea made from the dried leaves of a particular plant to reduce body pains. Lines 7-10recommend: advise/propose recommenddoctor recommend I aspirin blood sugar levelsdoing sthsth to sbsb to dothat(should) 2021/8/11 星期三6 trial (n.) -try (n.): a test to see if some

5、thing is effective or someone is suitable 2.The first trials of this medicine took place in 1899 when the company （which）Hoffmann worked for began giving the medicine in powder form to physicians to use with patients. Lines13-152021/8/11 星期三71) Medical trials should be done before a new drug can be

6、put into use.2) The first trial flight has been a great success. 3) In the one-year trial, you must work hard and prove your ability.4) It was by trial and error that I learnt much about medicine.2021/8/11 星期三83. one of which introduced the idea in 1953 that aspirin could reduce the risk of heart at

7、tacks by thinning blood. Lines22-24 thin (adj.)-thin (v.)战争和疾病使人口减少了。War and disease thinned the population.She s tall and rather thin. 2021/8/11 星期三9 slow narrow calm warm dry dirty better lower1) The train _ down to half its speed.2) The river _ at the point.3) I couldnt _ her.4) Please _ the milk

8、.5) Nothing _ sooner than a tear.6) Dont _ your hands, boys.7) He _ his voice not to wake her.slowednarrowscalmwarmdriesdirtylowered2021/8/11 星期三104. He noted that mould had grown on a special transparent jelly that had bacteria on it. Lines38-39 note: notice/write down Please note that this shop wi

9、ll be closed on Sundays.He keeps a diary to note what happens to him.2021/8/11 星期三111) We should also read the notes on the text at the back of the book.2) He took another look and found it was a 10-pound note.3) We always take notes in class.4) At first I was going to write Kathy a note, but then I

10、 decided to call her instead.5) Lily has a nice voice but she had trouble hitting the high notes. Guess the meaning of “note (n.)” .注释纸币笔记便条音调2021/8/11 星期三125. this application might help in treating wounds and illnesses caused by bacteria. Lines 43-44 application (n.)-apply (v.) 1)这种细菌在医学方面有很多应用。(a

11、pplication, variety) 2) 我们欢迎发明专利的申请。(application, patent) The bacterium has a variety of applications in medicine.We welcomed the applications for patent for invention.2021/8/11 星期三13 Biological discoveries are often applied _ the medical field.2) I want to apply _ the boss _ this task.tofortoapplic

12、ation (n.)apply (v.)2021/8/11 星期三146. and in 1977, a study carried out in the USA showed that the chemical ASA in aspirin could prevent a stroke. Lines26-271) The intern（实习医师）_the mission in the open air successfully.2) Once a plan is made, it should _ no matter how difficult it is.(has) carried out

13、be carried out2021/8/11 星期三15postpositive 后置定语a study carried out in the USA showed that= a study in the USA showed thatsome recipes recommended drinking a tea made from the dried leaves of a particular plant to reduce body pains a European chemist called Dr Flex Hoffmann produced acetylsalicylic ac

14、id from some other chemicalsIt was discovered by a Scottish scientist named Alexander Fleming in 1928. He named the chemical found in the mould penicillin and tried toLines 7-8Lines11-13Lines37-38Lines 44-45which is carried out 2021/8/11 星期三16这两种制造于上个世纪的药挽救了很多人的生命。The two drugs made in last century

15、have saved many peoples lives.2021/8/11 星期三17这种新发明的果冻现在很受欢迎。The newly invented jelly is very popular now.2021/8/11 星期三187. They were able to produce it in large quantities. Line49这种牌子的阿司匹林在本地大量销售。Aspirin of this brand is sold in large quantities here.2021/8/11 星期三19Large quantities of drugs_ been st

16、ored for the potential disaster.haveSmall quantities of medicine_ been stored for the potential disaster.haveA large quantity of tea_ been sold.has2021/8/11 星期三208.It was in 1897 that a European chemist called Dr Flex Hoffmann produced acetylsalicylic acid from some other chemicals to make a medicin

17、e for his father. Lines11-13Fleming discovered penicillin in 1928 in Scotland.2021/8/11 星期三211) However, two other scientists did not manage to use new chemical techniques to purify it until World War II.2) However, not until World War II did two other scientists manage to use new chemical technique

18、s to purify it.9. However, it was not until World War II that two other scientists managed to use new chemical techniques to purify it. Lines46-482021/8/11 星期三22not.untilIt is (was) not until + 时间状语(从句)+ that +主句 Not until +时间状语(从句)+主句的倒装句 2021/8/11 星期三23Penicillin was not able to save many lives un

19、til it could be produced in large quantities.Not until it could be produced in large quantities was Penicillin able to save many lives.It was not until it could be produced in large quantities that Penicillin was able to save many lives.2021/8/11 星期三2410. it was over a decade before someone else tur

20、ned penicillin into the great drug of the 20th century. Lines 55-56It was several hours before we reached the doctors.It will be a long time before we meet the medical historian again.It wont be long before you finish your study in the Shaxi Senior High.It is (was/will be)+ a period of time + before + clause2021/8/11 星期三25Use your own words to write down a short paragraph to briefly introduce one of the medicines in our text. And you should use some of what we have learnt today.recommend, trial, note, thin blood, applicati