耿 讓
1. Work in pairs and discuss the advantages and disadvantages of the following scientific discoveries and applications. (Page 23)
【考點】advantage用法
【歸納】 advantage作為名詞常用于以下短語中: take advantage of =make use of 利用;have an advantage over 有比……的優勢;to a persons advantage 對人有利的。
【高考鏈接】
More and more people are singing up for Yoga classes nowadays, _______advantages of the health and relaxation benefits.(2005上海)
A. taking B. taken
C. having taken D. having been taken
2. In the eighteenth century, Benjamin Franklin conducted a number of experiments in which he showed what electricity is. (Page 24)
【考點】 短語a number of 以及experiment一詞的用法
【歸納】 a number of意為“許多;若干;一些”,number前可用large / good / great /huge / small修飾of,后接復數名詞,所構成的短語作主語時,謂語動詞常用復數形式,因為該短語中的中心詞是復數形式。the number of意為“……的數目”,后接復數名詞,所構成的短語作主語時, 謂語動詞常用單數形式,因為該短語中的中心詞是number。experiment一詞本身既可以用做名詞“實驗、試驗”,與其搭配構成的短語常見的有do / make / conduct / carry out an experiment,也可以用做不及物動詞“進行實驗、進行試驗”。另外注意:experimenter意為“實驗者、試驗者”,experimental意為“實驗性的、試驗性的”。
【高考鏈接】
1) In an experiment, 17 volunteers with no meditation experience in the experimental group spent three months meditating 10 to 12 hours a day. (2007天津)
2) As you can see, the number of cars on our roads_______ rising these days. (2006全國卷Ⅱ)
A. was keeping B. keep
C. keeps D. were keeping
3) Nowadays , a large number of women, especially those from the countryside,_______ in the clothing industry. (2005 遼寧)
A. is working B. works
C. work D. were worked
3. Having realized that I could use a kite to attract lightning, I decided to do an experiment. (Page 24)
【考點】 現在分詞的完成式做狀語。
【歸納】 現在分詞的完成式做狀語表示先于主句謂語動詞發生的動作,相當于一時間狀語從句。
【高考鏈接】
1) The storm left,_______ a lot of damage to this area. (2005 全國Ⅰ)
A. caused B. to have caused
C. to cause D. having caused
2) The manager,_______ it clear to us that he didnt agree with us, left the meeting room. (2005 江西)
A. who has made B. having made
C. made D. making
4. This experiment proves that lightning and electricity are the same. (Page 24)
【考點】 prove 用法
【歸納】 vt. (1) 證明,證實(2)表現,顯示 vi. 證明是;原來是,后面的to be可以省略。
【高考鏈接】
1) There are also those for whom hunting in fact offers a chance to prove themselves and risk death by design; ... (2007北京)
2) I took many measures to keep myself from being bitten, but they all proved useless. (2007四川)
5. Pick out the correct ones.(Page 25)
【考點】 pick的常用短語
【歸納】 pick out 意為“挑出;辨別出”;pick up 意為“ (偶然、不經意間)學到、獲得信息”;“拾起、撿起”;“收聽(看)”;“?。ㄎ铮?、接(人)”;“收拾、整理”;“好轉、改善”; pick off 意為“ 摘下來”。
【高考鏈接】
1) It was so dark in the cinema that I could hardly_______ my friend.(2007四川)
A. turn out B. bring out
C. call out D. pick out
2) She_______ Japanese when she was in Japan. Now she can speak it freely. (2006福建)
A. picked out B. made out
C. made up D. picked up
3) This picture was taken a long time ago. I wonder if you can_______ my father.
(2005 湖北)
A. find out B. pick out
C. look out D. speak out
6. There is no doubt that 100 years ago animal testing was cruel but today animals in experiments are very well taken care of. (Page 27)
【考點】 doubt 用法
【歸納】 doubt n. (1) 懷疑(不可數); (2) 疑慮(可數)。在否定句There is no doubt和I have no doubt后面如果接從句, 通常接以that引導的從句;在肯定句中,There is doubt 和I have doubt 后面如果接從句,通常接whether引導的從句。
vt.懷疑、不相信。其用法是(1)可接名詞或代詞作賓語;(2)在否定和疑問句中接以that引導的賓語從句,that可以省略;(3)在肯定句中一般接whether或if引導的賓語從句。
【高考鏈接】
① But with my mothers words deeply rooted in my soul, I never doubted we would succeed. (2007 江蘇)
② Some researchers believe that there is no doubt_______ a cure for AIDS will be found. (2005 廣東)
A. which B. that C. whatD. whether