高二英语人教版选修8学案课堂探究Unit2Cloning—SectionⅠWord版含解析


    课堂探究
    1Think about how they differ
    想想什
    考点:differ vi相异
    The twin brothers are alike in appearance but differ greatly in character
    双胞胎兄弟外表相似性格相差
    In this respectFrench differs from EnglishFrench and English differ
    方面法语英语法语英语区
    考点延伸 阅读列句子指出differ搭配短语含义
    ①She said I had copied her answerbut in factmy answer differed from hers
    说抄袭答案事实答案
    短语:differ_from 含义:……
    ②Peoplehoweverdiffer in their opinions on this matter
    然问题法相异
    短语:differ_in 含义:……方面
    ③You should pay more attention to uniting and working with those who differ withfrom you abouton it
    应该更注重团结意见起工作
    短语:differ_withfromonabout_sth 含义:某事……法

    语法填空
    1)The husband differs ______ his wife ______ who is to take charge of the money
    2)Don't be intolerant of people whose opinions differ ______ yours
    完成句子
    3)American English ______ ______ ______ ______ ______ (英式英语) in vocabulary
    4)I'm sorry ______ ______ ______ ______ ______ ______ ______(点法).
    答案:1)withfromabouton 2)from 3)differs greatly from British English 4)to differ with you on that point
    2.It is a way of making an exact copy of another animal or plant
    精确复制出外种动物植物方法

    The exact process is not yet fully understoodbut research around the world has begun to define the specific areas of the brain
    具体程尚未完全解世界研究已开始界定脑特定区域
    考点延伸 阅读列句子指出画线单词词性含义
    ①I don't know the exact terms of the agreement
    知道协议确切条款
    词性:形容词 含义:准确
    ②The job exacts care and attention
    项工作需谨慎集中精力
    词性:动词 含义:求需
    ③You have to be very exact in this jobbecause a small mistake can make a big difference
    做项工作必须非常严谨错造成天壤
    词性:形容词 含义:严谨
    ④The government exacts taxes from every wage earner above a certain level of income
    政府工资收入超定水征税
    词性:动词 含义:征收
    考点延伸 exactly adv 正恰恰精确准确
    to be exact=exactly speaking 确切说
    You're far more likely to find the right fit if you know exactly what you're looking for
    果确切知道想什更找适合工作
    It happened late last century in 1895to be exact
    事情发生世纪末——准确说1895年

    语法填空
    1)The second medium was audioor soundalthough that term is not used ______ (exact) in the way we use it today
    2)She wrote______ be exactten novels in her lifetime
    完成句子
    3)Can you tell me the ______ ______ (确切路线) that they took
    4)—So he told you you'd got the job
    —______ ______(完全样)but he said he was very impressed with my performance
    答案:1)exactly 2)to 3)exact route 4)Not exactly
    3.It is a difficult task to undertake
    项难完成务

    She undertook the responsibility for these changes
    变化承担责
    阅读列句子纳undertake法
    ①The scientist undertakes the experiment
    科学家事项实验
    纳:undertake sth 表示:着手事承担某事
    ②He undertook to pay the money back in one month
    答应月钱
    纳:undertake to do sth 表示:保证答应做某事
    ③We can't undertake that you will make a profit
    保证会获利
    纳:undertake that 表示:保证承诺……

    完成句子
    1)负责整项目组织工作
    She ______ the organization work of the whole project
    2)承诺周五前完成项工作
    He______ ______ ____________ ______ ______ ______the work by Friday
    语法填空
    3)He ______ (undertake) several important experiments so far
    翻译句子
    4)月西部旅行
    ________________________________________________________________________
    5)保证时做完
    ________________________________________________________________________
    答案:1)undertook 2)undertook to finishthat he would finish 3) has undertaken 4) He will undertake a journey to the west next month 5) I can't undertake that I'll finish it on time
    4.But at last the determination and patience of the scientists paid off in 1996 with a breakthrough—the cloning of Dolly the sheep
    决心耐心科学家终1996年收获突破性结果——克隆羊莉

    阅读列句子指出画线短语含义
    ①Years of hard work paid_off in his future career
    年辛劳事业获成功
    含义:结果取成功
    ②Five years laterMr Wang paid_off the debts for his son's schooling
    五年王先生清子学债务
    含义:偿清
    ③When the building was completedhe paid_off the laborers
    楼完工工工资发走
    含义:付清工资解雇某
    考点延伸 阅读列句子指出pay构成短语含义
    ①Have I paid you back the 50 you lent me for those books
    买书50美元没?
    短语:pay_(sb)_back_sth 含义:偿
    ②We got to the hoteland I paid for the taxi
    旅馆付出租车费
    短语:pay_for 含义:……付钱
    ③I have to pay the shopowner 150 yuan for the sewing machine
    付店150元买台缝纫机
    短语:pay_(sb)_for_sth 含义:某物付(某)……
    ④My brother paid the repairman 60 dollars to get his camera repaired
    哥哥付修理工60美元修相机
    短语:pay_sb()_to_do_sth 含义:付某(……)做某事

    句型转换
    1)His devotion to the country was rewarded and he was regarded as the good example of children
    →His devotion to the country______ ______ ______ and he was regarded as the good example of children
    2)Our plan finally succeeded so it proved to be a great idea
    →Our plan finally______ ______ so it proved to be a great idea
    语法填空
    3)She paid 200 dollars______ that ring
    4)Can you lend me £10?I'll pay you ______on Friday
    pay相关词组填空
    5)After ten years of hard working she finally ______ ______ her debt
    6)Have you ______ the money ______ the bank yet
    7)I will ______ you ______ next week
    8)I ______ the boy ten yuan ______clean the window
    答案:1)was paid off 2)paid off 3)for 4)back
    5)paid off 6)paidto 7)payback 8)paidto
    5.Cloning scientists were cast down to find that Dolly's illnesses were more appropriate to a much older animal
    研究克隆科学家发现莉病更容易发生年老羊身沮丧
    句中to find定式短语作原状语

    阅读列句子指出句中动词定式作种状语
    ①He hurried to the station only to find the train had left
    匆忙赶火车站结果发现火车已开走
    动词定式:to_find_the_train_had_left作结果状语
    ②I came here only to tell you something about the meeting
    告诉关次会议事
    动词定式:to_tell_you_something_about_the_meeting作目状语
    ③They are pleased to see their friends
    见朋友高兴
    动词定式:to_see_their_friends作原状语

    The tree cast us a pleasant shade
    棵树带荫凉
    阅读列句子指出cast构成短语含义
    ①Karl was much cast down by his failure in the exam
    卡尔未通考试十分沮丧
    短语:cast_down 含义:灰心沮丧愉快
    ②Don't cast aside those worn­out glovesthey may be used yet if properly mended
    旧手套扔掉补补嘛
    短语:cast_aside 含义:……丢边扔掉丢掉
    ③The millionaire cast off his daughter when she married a poor young man
    百万富翁女嫁穷子时断绝女关系
    短语:cast_off 含义:抛弃摆脱
    ④The traitor was cast out from his country
    卖国贼驱逐出境
    短语:cast_out 含义:驱逐出赶走
    ⑤The manager has been casting about for somebody who can act as receptionist
    理直处寻找接员选
    短语:cast_about_for 含义:寻找寻求
    ⑥As the drought has lasted for three monthsthe leaves are casting down
    干旱持续三月树叶垂
    短语:cast_down 含义:垂

    语法填空
    1)The old man sat in front of the television every eveninghappy______ (watch) anything that happened to be on
    2)George returned after the waronly ______ (tell) that his wife had left him
    3)She has cast her old friends ______which made them very disappointed
    4)John cast ______ his girl friend after he became rich
    5)The old woman said she had the power to cast ______ ghosts (鬼怪).
    完成句子
    6)______ ______ ______ ______ (约翰感沮丧) to learn the news that he was rejected by the committee
    7)Standing timidly before the teacherthe girl ______ ______ (垂) her eyes
    答案:1)to watch 2)to be told 3)aside 4)off
    5)out 6)John was cast down 7)cast down
    6.On the other handDolly's appearance raised a storm of objections and had a great impact on the media and public imagination
    方面莉羊出现引起阵强烈反媒体公众想象力产生极影响

    No objections were raised at the meeting
    会没提出异议
    ①We havetakemake an objection to teaming up with them
    赞成合作
    纳:havetakemake an objection to (doing) sth意:反……
    考点延伸 object vi反赞成 n.物体目宾语
    I'll have a smokeif you don't object
    果反想抽支烟
    阅读列句子纳object法
    ②I saw an object in the skybut I didn't know what it was
    见天空中物体知道什
    纳:object名词意:物体
    ③We objected to leaving in such a hurry
    反样匆忙离开
    Why do some people object to human cloning
    什反克隆类呢?
    纳:object to意:反……object to中to介词常接动词­ing形式名词代词作宾语

    语法填空
    1)Please present your ______ (object) to the plan
    2)I ______ (object) that he was too young for the position
    完成句子
    3)学生反星期天课父母反
    The students ______ ______ ______ on Sundays but their parents did not
    4)抗议种遇
    We ______ ______ ______ ______ like this
    5)母亲反说吉米身体太虚弱承担份工作
    Mother ______ ______ Jimmy was too weak to take up the job
    答案:1)objection 2)objected 3)objected to studying
    4)object to being treated 5)objected that
    7.Although at present human egg cells and embryos needed for cloning research are difficult to obtainnewspapers wrote of evil leaders hoping to clone themselves to attain their ambitions
    目前供克隆研究类卵细胞胚胎难获报纸报道说邪恶头目希克隆出实现野心
    分词短语needed for cloning research作定语修饰human egg cells and embryos:
    Have you bought the novel recommended by the professor
    买教授推荐说?

    阅读列句子纳obtain法
    ①He obtained a driver's license after three­month training
    3月培训获驾驶执
    纳:obtain sth 意:获赢某物
    ②His work obtained him a regular income
    工作获定期收入
    纳:obtain sb sth 意:某获赢某物
    ③I think I know where I can obtain that book for you
    想知道弄书
    纳:obtain sth for sb 意:某获赢某物
    ④He obtained a large sum of money bythrough buying and selling houses
    通买卖房子赚笔钱
    纳:obtain sth bythrough doing sth 意:通做某事获取某物
    ⑤Details can be obtained from the Ministry of Education
    教育部获知详情
    纳:obtain sth from sbsth 意:某某物获获取某物
    考点延伸 词义辨析:obtainacquiregainearnachieve
    1)obtain意获买指通努力请求含满足求达目意味正式语体中例:
    We wished to obtain the first­hand information
    希第手情报
    2)acquire意努力逐步获知识惯等财物等获强调获会长期持含义例:
    The couple acquire a good reputation in art circles
    夫妇文艺界获美名
    3)gain意通较努力获某种利益处指军事武力夺取等例:
    She gained rich experience in teaching
    获丰富教学验
    4)earn意挣赢指工作等报酬遇例:
    He earns 800 yuan a month
    月薪八百元
    5)achieve意获指成目标幸福取例:
    They hope to achieve their goal by peaceful means
    希手段达目

    语法填空
    1)Further information can be obtained ______ the head office
    2)People obtain knowledge and information ______ reading and studying
    3)What can Eby obtain ______ you
    obtainacquiregainearnachieve适形式填空
    4)I finally managed to ______ a copy of the report
    5)It is through learning that the individual ______ many habitual ways of reacting to situations
    6)An investor______ by buying stocks that go up in value
    7)How much do you ______ a week
    8)The movie star ______success and wealth
    答案:1)from 2)bythrough 3)for 4)obtain
    5)acquires 6)gains 7)earn 8)achieved
    8.Some began to reform their legal systems and forbade research into human cloningbut other countries like China and the UKcontinued to accumulate evidence of the abundant medical aid that cloning could provide
    (政府)开始改革司法制度明令禁止进行克隆类研究国家中国英国继续收集克隆技术提供丰富医疗救助证

    阅读列句子纳forbid法
    ①If his father had known about ithe would have forbidden the marriage
    果父亲事先知道会禁止桩婚事
    纳:forbid sth 意:禁止某事
    ②Their father forbade them to go
    父亲禁止
    纳:forbid sb to do sth 意:禁止准某做某事
    ③The new law forbids smoking in offices
    新法律禁止办公室抽烟
    纳:forbid doing sth 意:禁止准做某事
    ④It's forbidden to marry someone who is not a member of the same faith in that country
    国家禁止宗教信仰结婚
    纳:It's forbidden to do sth 意:做某事禁止
    ⑤I forbid that you (should) leave the room
    准离开房间
    纳:forbid接that句时句中谓语动词should+动词原形形式should省略

    语法填空
    1)Women______ (forbid) from going out without a veil in that country
    2)We forbid ______ (smoke) in the reading room
    3)I forbid that you ______ (step) out of this house
    句译
    父亲禁止结婚
    4)Her father forbade ______ ______
    5)Her father forbade ______ ______ ______
    6)They were ______ ______ ______ by her father
    答案:1)are forbidden 2)smoking 3)(should) step 4)their marriage 5)them to marry 6)forbidden to marry

    By investing wisely she accumulated a fortune
    通精明投资积累笔财富
    阅读列句子指出画线单词词性含义
    ①As people accumulate more wealththey tend to spend a greater proportion of their incomes
    积累更财富时会更收入消费
    词性:物动词 含义:积累
    ②The man's debts began to accumulate
    债务开始增加
    词性:物动词 含义:(数量)逐渐增加

    完成句子
    1)Howeveras the evidence ______ ______ ______experts from the zoo felt obliged to investigate
    语法填空
    2)A thick layer of dust ______ (accumulate) in the roomso he had to give it a thorough cleaning
    答案:1)began to accumulate 2)had accumulated
    9.Is it in favour of cloning or against it
    赞成克隆行反克隆行?

    There were 249 votes in favour of the plan and 123 against
    249票赞成计划123票反
    阅读列句子指出favour构成短语含义
    ①I have told her about our planand she is in favour of it
    讲计划表示赞
    短语:in_favour_of 含义:赞成
    ②The exchange rate is in our favour at the moment
    目前汇率利
    短语:in_sb's_favour 含义:某利
    ③Could you do me a favour and pick up Sam from school today
    天帮忙学校接萨姆?
    短语:do_sb_a_favour 含义:帮某忙

    完成句子
    1)Was he ______ ______ ______ (赞) the death penalty
    2)The court decided ______ ______ ______ (利).
    3)______ ______ ______ ______ (帮忙) and turn the radio down while I'm on the phonewill you
    答案:1)in favour of 2)in his favour 3)Do me a favour



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