內(nèi)容2015-2016課件英語(yǔ)m5reading

1、 Reading 2 Cloning and DNALearning goals:1. Some key words2. What is DNA and what is cloning3. The advantages and disadvantages of cloning Some words:incredible upbringing transparent twistingfundamental unzip insert optionalflexible compulsory regulation resistbreed suspect controversial contradict

2、orybe identical to ; a sequence of stem cellthe structure of DNA- a transparent twisting ladderThey are identical to each other多利（Dolly）was born on 5th July 1996 and died on Feb 14th 2003,whose birthplace was Scotland and genetic mother was a white sheep.Creator: 伊恩威爾默特（Ian Wilmut） Pre-reading:1. Wh

3、at is the connection between cloning and DNA?2. Do you agree with cloning?形容詞1.incredible2.tranparent3.twisting4.fundamental5.controversial6.optional7.exceptional8.contradictory9.flexible pulsory11.handy12.valid難以置信的=unbelievable透明的扭曲的基本的，不可或缺的，重要的=basic =essential有爭(zhēng)議的可選擇的例外的，特別的，非凡的互相的矛盾的，對(duì)立的opposi

4、te靈活的，可變通的；易適應(yīng)的；易彎曲的adjustable強(qiáng)制的，強(qiáng)迫的，義務(wù)的方便的convenient有效的，有確實(shí)根據(jù)的1.Our flat is very _ for the school, only 5 minutes walk.2.Our plan depends on the weather so it should be _.3.Book 6 is an _ subject which teachers can choose to learn or not while Book 5 is a required one.4.In China education is _ bet

5、ween the ages of 6 and 15.5.She told us the _ story of her 130 days lost in the desert.6.The right of speech is citizens _ righthandyflexiblecompulsoryoptionalincrediblefundamental動(dòng)詞1.unzip2.insert3.reproduce4.resist5.analyse6.suspect7.spit8.sow 解開(kāi)；拉開(kāi)拉鏈=undo / unfasten植入，插入復(fù)制抵抗resist doing; n. resis

6、tance (to) ;a. resistant (to) 分析 n. analysis analyst 分析師Vt懷疑，猜想=doubt n.嫌疑犯v.吐口水 -spat-spat n.口水，唾液v.播種sowedsowed/sown1. As we all know, it is rude to _in public.2.At that time , I began to _ whether I should tell him that matter.3.Generally, girls cant_chocolates.4.Its very hot so the boy _his jack

7、et.5.Can you _ the problem and see what has gone wrong.6.These seeds should be _before April.spitsuspectresistunzippedanalyzesowed/sown名詞1.ceduren.撫養(yǎng) v. bring sb up規(guī)則， 法規(guī) vt.regulaten.腐爛，腐蝕病 v.-rottedrottedn.動(dòng)物的品種 v.繁殖法則，密碼優(yōu)點(diǎn)，善行缺點(diǎn)，弱點(diǎn)=faultn.

8、程序名詞 ponent10.empryo11.enzyme12.tissue anism14.stem celln.成分胚胎酶n.（生理）組織，紙巾有機(jī)體干細(xì)胞詞組1.a sequence of2.be identical to3.a single cell4. the host cell5.the parent plant6.psychological pressure7.be contradictory to8.exceptional humans9.recover from 10.restrict the biodiversity心理壓力非凡卓越的人從.中康復(fù)限制生物的多樣性主細(xì)胞一系列

9、的單細(xì)胞母體植物與.相反的與一樣的Reading 1:Read the text carefully with the following questions1. Who and when was the structure of DNA discovered?2. How to clone something?3. What are the reasons/ advantages of cloning?Reading 2-listening1).Listen to the tape to get more information and finish Ex 5 on P65.2). The

10、passage is _ A. expository B. narrative C. descriptive In this kind of writing , we often use definition, examples and comparison(寫(xiě)作手法). Please find out the definition of: (1) DNA (2) a clone (3) a stem cell (4) the genetic make-up of a person and a plant (5) bacteria (6) an enzymeexpository說(shuō)明的Ex 4

11、on Page 64 Language learning:1. Its certainly true that in 1953, Watson and Crick , two scientists discovered the structure of the acid DNA- a transparent twisting ladder made of the fundamental components of life.句型：It is true/certain/clear/obvious. (adj.) that句很明顯水、空氣、食物是我們生存不可或缺的必需品。It is obvious

12、 that water, air and food are fundamental to us.2. But in fact , it was in 1866 that Mendel first recorded the results of growing pea plants.句型: It is/was . that 句 1) It _ (be) Watson and Crick _ discovered the transparent twisting ladder of DNA. 2) It was in Scotland _ Dolly was created. It was Sco

13、tland _ Dolly was created.wasthatwherethat3. A clone is an organism which is genetically identical to another one. 詞組: be identical to 4. But anyone who was a clone of one of their parents would be under unknown psychological pressure throughout their childhood. 詞組：under pressure throughout +時(shí)間/地點(diǎn)：整個(gè)期間、遍及5. But an Einstein clone might choose a path in life which is contradictory to the one the original Einstein chose. 詞組：be contradictory to . 與相矛盾6. What is clear is that some voluntary code of practice among scientists has to