fit for life4

1、Unit 2,Do you know what they are?,aspirin,penicillin,Have you ever taken these medicines? What illness can the two medicines cure?What else do you know about these two medicines?,Alexander Fleming,Howard Florey,Ernst C

2、hain,Do you know these scientists?,Listen to the tape and try to find theanswers to the following questions in part A.1. What are the two medicines mentioned in the article? Aspirin and penicillin.,,2. When was pe

3、nicillin first discovered?,3. What award did Fleming, Florey and Chain share?,In 1928.,,The Nobel Prize in Medicine.,Now read the passage carefully andanswer some detailed questions in C1.When was aspirin first made?

4、2. When did people find that drinking a special kind of tea could reduce body pains and fever?,In 1897.,Nearly 3500 years ago.,3. What other things can aspirin help with besides reducing fever and pain? It can also

5、help reduce the risk of heart attacks by thinning blood, prevent strokes, reduce the risk of some cancers, increase the length of people’s lives and help with diabetes.,4. Where did Alexander Fleming find penicillin?

6、 In a mould that killed bacteria.5. What illnesses did Fleming think the mould might be used to treat? It might be used to treat illnesses caused by bacteria.,6. What difficulties did Fleming have in developing pe

7、nicillin as a drug? First he was unable to find a procedure to make penicillin pure enough to work as a medicine. Second, it was difficult to produce penicillin in the ample quantities needed to be effective.,,,,,,,Pa

8、rt C2,,,sold in shops in the form of tablets,1900,1928,discovered by Alexander Fleming,1940,made and tested in large quantities,mass production began,1944,used to prevent strokes,1977,1971,proved to reduce the risk of h

9、eart attacks,2003,used to reduce blood sugar levels,After you read the passage twice, can you conclude the effects of aspirin and penicillin?,Effects of aspirin,reducing feverhelping stop painreducing the risk of heart

10、 attackspreventing strokesreducing the risk of some cancers,Effects of penicillin,treats illness caused by bacteria,increasing the length of people’s livesreducing blood sugar levels and helps with diabetes,What do yo

11、u think the world would be like if there were no medicines?What harm, if any, do medicines do to people?Do you believe that new medicines will be invented to treat diseases like AIDS in the future?,Discussion,2013 Nobe

12、l Prize Winners in Physiology or Medicine,Randy W. Schekman,Thomas C. Südhof,James E. Rothman,Unit 2Language focus,1. It was in 1897 that a European chemist called Dr Felix Hoffmann produced aspirin from this ch

13、emical. 強調(diào)句：It is / was + 被強調(diào)部分 ＋ that + 其它部分It is from the sun that we get light and heat. It was in our village that they set up a deep friendship.,My father did the experiment in the lab yesterday evening. 強調(diào)主語：

14、It was my father that / who did the experiment in the lab yesterday evening. 強調(diào)賓語： It was the experiment that my father did in the lab yesterday evening.,強調(diào)時間： It was yesterday evening that my father did the experime

15、nt in the lab.（注意不用when）強調(diào)地點： It was in the lab that my father did the experiment yesterday evening. （注意不用where）,強調(diào)句的特殊問句結(jié)構(gòu)：疑問詞 + is / was + it + 被強調(diào)部分 + that +其它部分Who was it that broke the window yesterday?Wh

16、y is it that everyone thinks he’s a fool?,It was on September 1st ___ he became a member of our school. A. when B. that C. / D. till,B,2. Not only has aspirin p

17、roved vital for reducing fever and helping stop pain, but there are also other things that aspirin can help with. not only … but also 不僅……而且當not only…but also 連接兩個句子時, not only在句首, 其后的句子要倒裝，but also后的句子不倒裝。Not

18、only does he write the words of the songs, but also he composes the music.,如果置于句首的not only… but also僅連接兩個并列詞語作主語，就不用倒裝結(jié)構(gòu)。如：Not only the students but also the teacher is going to attend the meeting. Not only you but al

19、so I am fond of music.,— Do you speak English?— Yes, I speak ___ a little English ___ some French. neither, not B. both, or C. either, or D. not only, but also,D,3.If penicillin had not been

20、available, many people would have died from sickness or even small wounds.句中使用了虛擬語氣，表示與過去事實相反的假設(shè)。Maybe if I had studied science, and not literature then, I would be able to give you more help.,解析：本題考查的是條件狀語從句與主句表示與事實相反

21、時虛擬語氣的用法。根據(jù)下一句語境可知，他事先并沒有得到警告，表示過去時間的虛擬語氣，故選B。,— If he ______, he ______ that food.— Luckily he was sent to the hospital immediately. A. was warned; would not take B. had been warned; would n

22、ot have taken C. would be warned; had not taken D. would have been warned; had not taken,With all their attention ____ on the program on TV, no one could even notice that someone was crawling into the

23、 house. A. to focus B. focusing C. focused D. to be focused 解析：attention 與 focus 之間為被動關(guān)系，且根據(jù)時態(tài)可知，事情已經(jīng)發(fā)生。 你應(yīng)該把注意力放到工作上。(focus) You should focus your attention on your work.,C,More ex

24、ercises:,focus one’s attention 集中注意力 focus one’s efforts 集中精力 focus one’s thoughts 集中思想focus the sun's rays on 使陽光聚焦于…,Mobile telecommunication’s ______ is expected to double in Shanghai this year as a result of a

25、 contract signed between the two companies. A. capacity B. potential C. possession D. impact C。 本題表示今年上海手機的擁有量會翻一番。capacity表示“容量”， potential為“潛能”， possession表示“擁有、占有 ”，i

26、mpact表示“沖擊”。故答案為C。,--- Does the young man standing there ______ the company? --- No, the company is _____ his father. A. in possession of; in the possession of B. have possession of; in the possession o

27、f C. take possession of; in possession of D. have possession of; in possession of,B,possession n. 有；擁有；所有物 take possession of 占有；占領(lǐng) come into the possession of sb. 被某人占有；落入某人手中 come into possession of

28、sth. 占有(獲得)某物 have possession of sth. 占有 / 擁有某物 in one’s possession = in the possession of sb. 由某人所有 / 控制,（2011安徽卷）If you ______ faults but you still want the bicycle, ask the shop assistant to reduce the price.

29、 A. come across B. care about C. look for D. focus upon解析：考查短語動詞的辨析。句意為“如果你發(fā)現(xiàn)這輛自行車有毛病但還是想要，你就要求這家商店的營業(yè)員減價” 。 come across 偶然遇到；care about 關(guān)心，在乎；look for尋找；focus upon專注于。,A,Not only ____ inter

30、ested in football but ____ beginning to show an interest in it． A. the teacher himself is; all his students are B. the teacher himself is; are all his students C. is the teacher himself; are all his students

31、 D. is the teacher himself; all his students are解析：not just / only ... (but) also ... 如果連接兩個分句，第一分句需要部分倒裝。 答案：D,Not only he but also his students _______ interest in Physics so far. A. is showing B. has

32、shown C. have shown D. are showing 解析：在并列連詞not just / only ... (but) also ... 連接同等的句子成分，如果連接兩個名詞或代詞作主語，謂語動詞要與后面的名詞或代詞保持一致。答案：C,Interest is as ______ to learning as the ability to understand, even more so.

33、(2012安徽) A. vital B. available C. specific D. similar解析：be vital to 表示“對.....極端重要”； be available to somebody表示某人可以得到某物；specific 不能與to 搭配；similar to 表示“與.....相似”。答案：A,What are

34、 you doing out of bed, Tom? You're ______ to be asleep. (2011年遼寧) A. supposed B. known C. thought D. considered【解析】從前一完整的句子獲取信息：Tom，你下床在做什么啊？后面應(yīng)該是(說話人認為)：你應(yīng)該在床上睡覺的。

35、【答案】A,Charles Babbage is generally considered ____ the first computer. (NMET 1993) A. to invent B. inventing C. to have invented D. having invented 解析： consider本身是被動語態(tài)時，后接不定式的各種結(jié)構(gòu)。如果表示已經(jīng)

36、發(fā)生的事情，用不定式的完成形式。,C,The Great Wall _______ one of the greatest man-made projects in the world. A. is regarded for B. considered to be C. is considered as D. looks like,C,So far we have done a lot to build a

37、low-carbon economy, but it is ____ ideal. We have to work still harder. （2010 江蘇） A. next to           B. far from         &