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本文(2019-2020学年同步北师大版高中英语选修七培优新方案课件:UNIT 21 HUMAN BIOLOGY SECTION Ⅳ .ppt)为本站会员(高****)主动上传,免费在线备课命题出卷组卷网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知免费在线备课命题出卷组卷网(发送邮件至service@ketangku.com或直接QQ联系客服),我们立即给予删除!

2019-2020学年同步北师大版高中英语选修七培优新方案课件:UNIT 21 HUMAN BIOLOGY SECTION Ⅳ .ppt

1、Section Communication Workshop.根据英文释义用方框内所给单词填空weekly,fortune,absurd,temporary,firm,sceptical,deadline,enquiry 1:a company or business2_:a time or day by which something must be done3:stupid or unreasonable;silly in a humorous wayfirmdeadlineabsurd4_:not lasting or needed for very long5_:a large amo

2、unt of money,goods,property,etc.6_:the process of asking a question7_:doubting whether something is true or useful8_:happening once a week or every weektemporaryfortuneenquiryscepticalweekly.根据词性及汉语意思写出单词1vt.使丧失;抢劫2n.比率3vt.提交4n.担心;担忧5vi.表决6n.情形;情况robratesubmitconcernvotecircumstance7vi.下降v(反义词)增加8n最

3、低;最小n(反义词)最大量,最大值9_ adv.无条件地_ adj.无条件的10vt.使有准备n配备,装备11n延期vt.使延期12adj.不大可能发生的adj.可能的declineincreaseminimummaximumunconditionallyunconditionalequipequipmentextensionextendunlikelylikely.补全短语1even _ 即使2 the other hand 另一方面3turn 关掉4rob sb.抢夺某人5 any rate 无论如何;至少6 times 有时,间或thoughonoffofatat7return norm

4、al 恢复正常8agree 同意,赞成9 favour(of.)赞同,支持10come it 别胡扯;别胡说;住口11point 指出12 be honest 说实话towithinoffoutto1However,this is the first time Ive broken my leg.然而,这是我第一次断腿。句式分析 This is the first time(that).“这是第一次”为固定句式。佳句赏析 这是今年第一次他周日不上班。This was the first time this year (that)he hadnt worked on Sunday.2.it is

5、 generally agreed that a patients chances of recovery decline the longer they stay in a coma.一般认为病人处于昏迷状态的时间越长他们康复的机会就越小。句式分析“It is过去分词that 从句”结构。佳句赏析 人们认为 2022 年北京冬奥会将会是最好的一次。It is thought that the 2022 Winter Olympics in Beijing will be the best of all.1Terri had fallen into a coma in 1990 when a

6、heart attack robbed her brain of oxygen causing permanent harm.(P40)特瑞在 1990 年陷入昏迷,当时心脏病使大脑缺氧造成了永久性的伤害。rob vt.使丧失;抢劫(1)rob sb.of sth.抢夺某人某物;使某人失去rob some place of sth.从某处抢劫某物(2)robber n.抢劫犯robbery n.抢劫The young man robbed her of her bag on the way to work yesterday.昨天上班的路上,那名年轻男子抢了她的包。Do you know th

7、e (rob)last month?Yes.Two (rob)the bank in our city.你知道上个月的抢劫案吗?知道。两名抢劫犯抢劫了我市的银行。robberyrobbers robbed2.it is generally agreed that a patients chances of recovery decline the longer they stay in a coma.(P40)一般认为病人处于昏迷状态的时间越长他们康复的机会就越小。decline(1)vi.&n衰退;下降,减少(1)decline by/to.下降了/下降到(2)fall into(a)dec

8、line 开始衰落a decline in.下降on the decline/in decline 在衰退中,走下坡路The number of tourists to the area declined by 10%last year.去年到这个地区旅游的人数减少了 10%。The number of people who run the red light is _ since the new traffic regulations came into effect.自从新的交通法规实施以来,闯红灯的人数下降了。(2)vt.&vi.婉言拒绝,谢绝decline to do sth.decl

9、ine doing sth.拒绝做某事on thedecline/in declineI invited her to join us,but she declined(my invitation)我邀请她加入我们,可是她婉言拒绝了。I dont know why the boy declined _(answer)a question.我不知道为什么那个男孩拒绝回答问题。名师点津(1)常见的表示“增加”的动词和动词短语:rise,increase,go up。(2)常见的表示“减少”的动词和动词短语:fall,drop,decrease,go down,decline。(3)表示“增加”或“

10、减少”的幅度时常用介词 by,表示“增加”或“减少”的结果时常用介词 to。to answer/answering3Theres no doubt that this will equip us to cure all sorts of illnesses,from heart disease to cancer.(P41)毫无疑问,这将为我们治愈各种疾病,从心脏疾病到癌症打好基础。equip vt.使有准备;装备;配备(1)equip.for(to do)sth.为(做)某事而准备/装备equip.with.用装备/配备;使 具有(学问、能力等)(be)equipped with.装备/配备

11、有;拥有be fully/poorly equipped 装备齐全/简陋(2)equipment n.U设备,装备We aim to equip young graduates for a competitive business environment.我们的目标是使年轻的毕业生能够适应竞争激烈的商业环境。In order to make our students adapt to the society better,we want to equip them some special skills.为了让我们的学生更好地适应社会,我们想让他们具备某些特殊技能。Our school muc

12、h advanced bought from abroad.(equip)我们学校配备有许多从国外购买的先进设备。名师点津 equipment 为不可数名词,它作主语时谓语动词用单数形式。表示“一件设备”用 a piece of equipment。withis equipped withequipment4Id like to point out that while there are some firms that do this and charge a fortune to keep the bodies frozen,unfortunately theres no scientif

13、ic basis behind it.(P41)我想指出的是,尽管现在有一些公司在做这个,收取一笔费用来保持身体冰冻,不幸的是这背后并没有科学基础。fortune(1)n.大笔钱财,巨款That ring must be worth a fortune because it has a long history.那个戒指肯定值很多钱,因为它有很长的历史了。make a fortune 发财come into/inherit a fortune 继承财产He by selling houses when young.年轻时,他靠卖房子发了财。(2)n.命运;运气have good/bad for

14、tune to do.有幸/不幸做try ones fortune 碰运气seek ones fortune 寻找成功之路made a fortuneI _ work with some brilliant directors.我有幸与一些卓越的主管人员共事。Mr.Parker worked in a small company for two years and then he went abroad to.帕克先生在一家小公司里工作了两年,然后就出国碰运气了。Word familyhave had good fortune toseek his fortune5at any rate 无论

15、如何,至少(P41)at this/that rate 如果此/那种情形是真实的话;这/那样的话at the/a rate of 以的速度或比率;以的价格You ought to read one of the English articles every day at any rate.你应该至少每天读一篇英语文章。,the book will never be published.照此情形,这本书将出版不了了。An ordinary snail moves about two inches every minute.普通的蜗牛以每分钟两英寸左右的速度移动。At this rateat th

16、e/a rate of6concern(P42)(1)n.U,C担心,忧虑;C重要的事情cause concern about/for.引起对的关注express/show/feel concern about/for.对表示关心/担心Andrew expressed his concern about violence on TV.安德鲁表示了他对电视上暴力的关注。(2)vt.担忧;担心;使感兴趣;与相关,涉及(1)concern sb./sth.使某人担忧;与某事相关be concerned about/for/over.为担忧,为忧虑(2)concerned adj.与有牵连的;焦急的,

17、担忧的as far as sb.is concerned 在某人看来;就某人而言as far as sth.is concerned 就某事而言(3)concerning prep.关于Many parents are concerned _ their childrens safety.许多父母担心孩子的安全问题。about/over/for_,you have done your job much better for the lack of experience.依我看,考虑到你经验不足,你的工作已做得很不错了。语境串记 As far as I am concerned,educator

18、s should be concerned about the problem that is concerned with the healthy growth of children and concern themselves with/in the work of education actively.依我之见,教育工作者应该关心与儿童健康成长有关的问题,并积极地参与教育工作。As far as I am concerned7 circumstance n 环 境,条 件,情 况(常 用 复 数 形 式circumstances)(P42)under/in no circumstanc

19、es 无论如何都不(位于句首时句子要部分倒装)under/in the circumstances 在这种情况下,既然这样in any circumstance(s)在任何情况下I planned to leave the next day but under/in the circumstances I decided to stay another night.我打算第二天离开,但是在此情况下,我决定再住一晚上。You should not give up your dream even if everybody goes far away from you.Under no circum

20、stances _ your dream even if everybody goes far away from you.即使大家都离开了你,你也决不能放弃你的梦想。联想发散 表示“决不”且与 under/in no circumstances 用法类似的词组还有:in no case,at no time,by no means,in no way,on no account,on no condition 等。should you give up8I vote we.(P42)我建议我们vote vt.建议,提议 vi.&vt.表决,投票 n.投票,表决;选票;选举权(1)vote fo

21、r/against 投票赞成/反对vote on sth.就某事投票表决vote to do sth.投票/表决做某事(2)have/take a vote on sth.就某事投票表决I voted against the plan,while Mary voted for it.我投票反对了这个计划,而玛丽支持了这个议案。We should vote (decide)who cooks tonight.我们应该投票来决定今晚谁来做饭。If we cant agree with each other,well have to take a vote _it.如果我们意见不统一的话,我们将不得

22、不投票表决。to decideonHowever,this is the first time Ive broken my leg.然而,这是我第一次断腿。“This/It/That is/was序数词(that).”句型,表示“这/那是第次做”。若主句用一般现在时,从句用现在完成时;若主句用一般过去时,从句则用过去完成时。(1)It/This/Thatiswill be the first/second.time that从句用现在完成时It/This/That was the first/second.time that从句用过去完成时 It is the third time that

23、she has come to this mountain village to see the children.这是她第三次来这个小山村来看孩子们了。It was the second time that he(go)out with her alone.这是他第二次单独跟她外出。(2)the first time 可用作连词,引导时间状语从句,意为“第一次”。而 for the first time 为介词短语,只能作状语。I heard the plan he put forward,I felt very excited.我第一次听到他提出的计划时,感到很兴奋。had goneThe

24、 first timeHe still remembers he was cheated _.他仍然记得他第一次被骗的情景。(3)与 the first time 一样可用作连词的常见词(组)有:the moment,the minute,the instant,directly,instantly,immediately,the序数词time,each time,every time 等。The moment he saw the poor little boy on TV,he determined to aid him in continuing his study.在电视上一看到这个可

25、怜的小男孩,他就决定要帮助他完成学业。,I have a pain in my back.每次感冒我的背就疼。for the first timeEvery/Each time I catch a cold课时跟踪检测_.单句语法填空1Her illness robbed her the chance to play for her school.2We voted _(give)a concert to get some money for the school.3His work experience equipped him _(deal)with all kinds of people

26、.ofto giveto deal4He isnt a reliable man._ no circumstances should you lend him any money.5The 2022 Olympic Winter Games will take place in Beijing and Zhangjiakou,and it was the first time that China _(win)the bid successfully to host the Winter Olympics.6An old man was knocked down by a car._(fort

27、une),he didnt get injured badly.In/Underhad wonFortunately.完成句子1 he felt unable to accept the job.在这种情况下,他觉得无法接受这项工作。2World energy demand _ about 3%per year.世界能源的需求正以每年约 3%的速度增长。3She _ conditions at the factory.她对工厂的状况表示深切的关注。In/Under the circumstancesis increasing at a/the rate ofexpressed her deep

28、 concern about/for4When he was young,he would _.当他年轻时,他总是梦想发财。5Theres a widely-held belief that educational standards _ in the past few years.许多人认为过去几年教育水平下降了。6That was the first time that _ for further education.那是我第一次获得出国深造的好机会。dream of/about making afortunehavebeen on the decline/in declineI had got such a good chance togo abroad “课时跟踪检测”见“Unit 21 课时跟踪检测(十四)”(单击进入电子文档)谢谢 观 看

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