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1、Unit 2 CloningPartIV Using Language 一、【学习目标】1.读懂文章大意，能根据文章内容作出判断和选择；2.掌握文中重要词组及相关句子。二、【自主预习】I. Fast reading: Read the text and answer the following questions.1. Why shouldnt you clone an extinct animal if there isnt enough diversity in the group? 2. Why is it wrong to clone an extinct animal if it w
2、ould have to live in a zoo?3. Why cant you clone the DNA of animals that have been extinct longer than 10,000 years? II. True or False 1. Scientists are still experimenting with cloning mammals because they think it can make money. 2. The animals that have disappeared from the earth, like dinosaurs,
3、 can be brought back to life through cloning.3. If we can clone any extinct animals, we should let them live in a zoo.III. Multiple choices1. The writer of the text_ A. is excited by the possibility of cloning fierce and extinct animals B. believes that extinct animals can be brought back to life by
4、 cloningC. thinks it impossible or unsuitable to clone extinct animals like dinosaurs D. dreams of dinosaurs returning to the earth2. The film Jurassic Park is popular because _. A. people are interested in the subject of cloning B. all the actors are dinosaurs C. it was directed by a scientist who
5、clones dinosaurs D. it proves very interesting3. Which of the following is true? _A. Mice were cloned in 1981. B. Dolly the sheep was the first cloned animal.C. The name of the cloned cow is “Bison” D. China was successful in cloning mammals.4. The reasons why a group of cloned animals all die of th
6、e same illness do NOT include_. A. they have the same arrangement of genes B. there isnt enough diversity in the group for it to overcome illnessesC. the illness is a new one D. their arrangement of genes can not resist that new disease5. We can infer from the text that_ A. scientists are experiment
7、ing to clone dinosaurs B. dinosaurs will never return to the earth C. cloned animals will only live in the zoo D. the DNA of dinosaurs can only survive 10 000 year三、【基础知识】I.重点词组和短语（仔细阅读课文，你会发现他们的哟！）1.使刻骨铭心 2.这是因为 3.生产,分娩,催生 4.不时，偶尔 5.使复生，使复活 6.白费力气，枉费心机 7.把传递给下一代 8.抵抗疾病的能力_9.过着自然的生活 10.与相似 (P17)11.状
8、况/情况很好（坏）_(P17)II. 延伸拓展1. strike 敲打；罢工；打；突然袭击 n.罢工常用结构：strike into ones heart使刻苦铭心An idea struck (occur to) me.我突然想起一个主意。go/ be on strike举行/ 在罢工 It strikes me that.我觉得；我的印象是活学巧用(1) The workers _because they wanted more money.工人们在罢工，因为他们要求增加工资。(2) When the clock _，the strike started.当钟敲响了五点，罢工开始了。(3)
9、 _ none of them trusts each other.他们当中没有一个人信赖对方这使我震惊。(4) Great damage has been caused by the tornado which _ the area last week.上周侵袭这一地区的龙卷风造成了巨大的损失。2.from time to time不时；偶尔= now and then/ at times/ once in a while/ sometimes/occasionally联想拓展： at one time曾经at a time每次；一次for the time being暂时in no tim
10、e立刻at no time决不in time及时；迟早on time准时all the time一直3. bring back to life vt. 使复生；使复活联想拓展： come back to lifevi. 复活bring in引进；吸收 bring up培养；教育；提出；呕吐bring out出版（come out） bring back使回想起；归还 bring down降低；减少4. in good/ poor condition状况（情况）很好（坏）联想拓展:out of condition 健康状况欠佳on condition that-clause 只要(as long
11、 as/ suppose/supposing/provided/providing)on no condition 决不working/ living/ studying conditions工作/生活/学习环境即学即练(短语填空):(1) The ship _to make a long voyage. 此船的现状不适宜远航。(2) The car is still _. 这小车状况极佳。(3) Do more exercises or you will be _多做锻炼否则你会身体不好的。介词填空(1) The car has been well maintained and is _ excellent condition. (2) He s _ excellent condition _ a man of his age. (3) I had no exercise for ages; I m really _ condition. (4) You can go out _ condition that you wear an overcoat.3
