高中英语Unit22EnvironmentalProtectionPeriodTwoLesson2EndangeredSpecies学案（含解析）北师大版选修8.docx

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1、Unit 22 Environmental ProtectionPeriod Two Lesson 2 Endangered SpeciesKEQIANYUXII .重点单词1. speciesn.（动植物的）物种2. mainlandn.大陆3. hookn.钩子，钩4. seizevt.依法没收；（用武力）夺取5. behalfn.代表II .核心短语1. apart除以外2. answer for（对已产生的不良后果）负责任3. in terms of就而言4. call for an 6nd to sth.要求结束5. or else否则，不然6. wrap up 结束7. on on

2、e，s behalf 代表8. for good 永远9. carry off掠去，夺走10. all in all总的来说III .经典句式1 .不定式作目的状语Toave these beautiful animals, we need to call for an end to illegal hunting and improve our conservation programmes or else face a future without tigers.为了拯救这些美丽的动物，我们需要呼吁停止非法捕猎，改进我们的保护项目，否则我 们将面对没有老虎的未来。2 .将来进行时Well,

3、 all in all, if we help protect these animals and spread the news about conservation, we will be doing our bit.嗯，总的来说，如果我们帮助保护这些动物，并且传播有关动物保护的信息，我们将会 尽一份力量KETANGHUDONG重点单词seize vt.依法没收；（用武力）夺取；抓住；逮捕；理解（教材 P132）Every year police seize bags of tiger parts and arrest illegal hunters but sadly, many nev

4、er get caught.警方每年都会缴获大量的虎制品，逮捕非法的狩猎者，但不幸的是，还有很多未被抓到。seize a chance/an opportunity （to do sth.）抓住机会（去做某事）seize hold of 抓住seize sb. by the arm抓住某人的胳膊seize on/upon抓住（可以利用的事物）口 即学即用（l）IIe seized the chance of a trip to Singapore.他抓住了那次去新加坡旅行的机会。（2）It was necessary to seize and control the main strategi

5、c points.必须占领和控制主要的战略据点。（3）The men were eized as they left the building.这些人在离开那栋房子时被抓获。（4） I cant seize what you said just now.我不明白你刚才说的话。1 apart from 除之外（教材 P132）Apart from the few found in zoos, pandas live only in the central bamboo forests of mainland China.除了在动物园里发现的少数几只，熊猫只生活在中国大陆的中心竹林里。apart

6、from除之外，包含两种用法，需要根据上下文来确定意思。-except/except for 除之夕卜C（表示“减去,不包括在内”）apart rroms八 .,=besides/in addition to 除之外，还、（表示“包括在内”）注意：except通常用于同类事物的排除；except for 一般用于整体排除细节；except 后除了接名词、代词外，还可接介词短语和从句。口 即学即用(1)Apart from some spelling mistakes, the composition is fairly good. 除了一些拼写错误，这篇文章写得很不错。(2)There can

7、 be no knowledge apart from practice.离开实践就没有知识。(3)The room was very cold and, except for Jack, entirely empty.这个房间很阴冷，而且除了杰克，完全是空荡荡的。(4)He is always in good health except that he has had a slight headache in the past few days.除了在过去的几天里有些头疼之外，他的身体一直很好。(5)She can speak French and Japanese besides Engl

8、ish.除了英语，她还会说法语和日语。(6)Apart from the injuries to his face and hands, he broke both legs. 他除了脸部和双手受伤以外，两条腿也断了。2 answer for (对已产生的不良后果)负责任/付出代价(教材 P132) Hunters in general have a lot to answer for in terms of endangered animals.就濒危动物而言，猎人通常应负许多责任。answer to sb. (for sth.)(因某事)向某人负责answer back顶嘴，反驳 in a

9、nswer to.作为对的回答make no answer不作答，不回答U即学即用(1)We all must answer for our action. 我们都必须对自己的行动负责。 You 11 answejfor your rudeness one day.总有一天你会因你的无礼而受到惩罚。(3)We should not answer back when criticized by our parents.当父母批评我们时，我们不应顶嘴。(4)He shook his head in answer to my question.他以摇头来回答我的问题。3 call for an en

10、d to sth.要求结束(教材 P132)To save these beautiful animals, we need to call for an end to illegal hunting and improve our conservation programmes or else face a future without tigers.为了挽救这些美丽的动物，我们需要中止非法捕猎并且改善我们的保护措施，否则就要 面对没有老虎的未来。bring. . . to an end使终结，使停止come to an end 结束，告终make ends meet使收支平衡in the

11、end ( = at last)最后，终于at an end结束，终止，耗尽at the end of.在的末端，在的最后end up最终成为；最后处于口 即学即用(l)The public are calling for an end to air pollution.公众呼吁结束空气污染。(2)The meeting was organized so badly that some people present called for an gnd to it.会议组织得很糟，一些出席的人要求结束会议。(3)The meeting came to an end finally after a

12、 long time of discussion.长时间的讨论之后，会议终于结束了。(4)The holiday was at an end and it was time to leave.假期结束了，是离开的时候了。(5)Since Father lost his job, the family can，t make ends nieet.由于父亲失业了，这一家人无法使收支平衡。4 or else否则，不然(教材 P132)To save these beautiful animals, we need to call for an end to illegal hunting and i

13、mprove our conservation programmes or else face a future without tigers.为了挽救这些美丽的动物，我们需要中止非法捕猎并且改善我们的保护措施，否则就要 面对没有老虎的未来。1 or else可以表示威胁、警告等语气，还可以表示含蓄虚拟语气。2表示“否则，不然”的词还有or, otherwiseoU即学即用(1)You must study hard or else youH fail in the exam.你必须努力学习，否则考试不会及格。(2)You had better hurry up, or else you wi

14、ll be late for class.你最好快点，否则你将会上课迟到。(3)单句语法填空We are having a meeting now, or else we would go (go) fishing with you.Mary helped us a lot, or else we would have failed (fail) in the exam.5 on somebody, s behalf 代表(教材 Pl32) We need to speak out on their behalf before they disappear for good.在它们永远消失之前

15、，我们需要代表它们公开站出来说出心声。on somebodys behalf = on behalf of somebody代表或代替某人；因为某人；为了某人；为帮助某人 in behalf of somebody=in somebody，s behalf 为帮助某人n即学即用(l)0n behalf of my school, I would like to express my feelings.我想代表我们学校表达我的感受。(2)T m glad to speak here on behalf of my class.我很高兴代表我班在此演讲。(3)He couldnt be prese

16、nt so his wife accepted the prize his behalf. 他无法到场，因此他的妻子代表他领奖。(4)We collected money in behalf of the homeless in the earthquake.我们为帮助在地震中的无家可归者募捐。6 for good永久地，永远地(教材 P132) We need to speak out on their behalf before they disappear for good. 在它们永远消失之前，我们需要代表它们公开站出来说出心声。for good (and all) 永远do good

17、 to sb. /do sb. good 对某人有益处It is no good doing sth.做某事没有用处/好处。be good for 对有益be good to sb.对某人好，善待某人as good as 与几乎样口 即学即用(1)There are no enemies but friends in business for good (and all).生意场上没有永远的敌人，却有永远的朋友。(2)The young should be good 1;o the old.年轻人应该善待老人。(3)Fresh air and exercise are good for our

18、 health.新鲜空气和运动有益于我们的健康。(4)He says hes leaving the country for good.他说出国后便不再回来了。7 carry off掠去，夺走；获得(教材 P132)Because the alligators live in holes that damage the farmland and sometimes carry off farm animals.因为短吻鳄住在洞穴里会破坏农田并且有时会掠去农场动物。carry on (with/doing) 继续(做)carry out 实施；执行carry away带走；冲走carry thr

19、ough达成(目的)；使某人渡过(难关、困难、危机)口即学即用(1)The robber carried off her handbag when she walked back home late at night. 深夜，她走路回家时，劫匪夺走了她的手提包。(2)The Chinese athletes carriedoff many medals in the Olympic Games.中国运动员在奥运会上获得很多奖牌。(3)I believe that her courage will carry her through the crisis.我相信她的勇气会使她渡过危机。Its i

20、mpossible to carry on a conversation with all the noise going on outside.外面这么吵，谈话根本无法进行下去。(5)They are carrying out a scientific experiment in the desert.他们正在沙漠里实施一项科学实验。8 all in all总的来说(教材 P133)Well, all in all, if we help protect these animals and spread the news about conservation, we will be doin

21、g our bit.嗯，总的来说，如果我们帮助保护这些动物，并且传播有关动物保护的信息，我们将会 尽一份力量at all根本，丝毫 常用于否定句和条件句中加强语气above all最重要的是after all毕竟,到底in all总共first of all 首先，第一口 即学即用(l)All in all, we can，t live without computer network now.总而言之，现在没有计算机网络我们就不能生活。(2)They want to buy a big house, which is peaceful and beautiful. Above all,it

22、should be comfortable.他们想买一座安静又漂亮的大房子。最重要的是它要舒适。First of all, we must get their support.首先，我们必须得到他们的支持。(4)You should forgive him for his forgetfulness; after all, he is over seventy.你应该原谅他的健忘，毕竟他已经七十多岁了。All in all, the meeting was a success.总的来说，这个会议是成功的。经典句型9 (教材 P132) To save these beautiful anima

23、ls, we need to call for an end to illegal hunting.为了拯救这些美丽的动物，我们需要呼吁停止非法捕猎To save these beautiful animals为不定式作目的状语，位于句首时，可以用逗号将 其与主句隔开；位于句尾不用逗号隔开。不定式也可作结果状语，一般表示出乎意料的结果，常与。nly, thus等连用，可用逗 号将其与主句隔开，但不位于句首。即学即用(l)To learn more about Chinese culture, Jack has decided to take Chinese folk music as an e

24、lective course.为了了解更多的中国文化，杰克决定选择中国民族音乐作为选修课程。(2)Anxiously, she took the dress out of the package and tried it on, only to find (find) it didn，t fit.她迫不及待地从包裹中拿出裙子试穿，结果发现它不合身。(3)单句语法填空They went to Hainan to have (have) a holiday this summer.They lifted a rock only to drop (drop) it on their own feet

25、.10 (教材 P133) Well, all in all, if we help protect these animals and spread the news about conservation, we will be doing our bit.嗯，总的来说，如果我们帮助保护这些动物，并且传播有关动物保护的消息，我们将会 尽一份力量本句的主句we will be doing our bit.用了将来进行时，此时态表示将来的某一时 间点或时间段内正在进行的动作。E3即学即用(1)I will be studying in my dreamed university at this

26、time next year.明年的这个时候我将会在梦寐以求的大学里学习。(2)What will you be doing at eight oclock this evening?今天晚上8点你将会干什么？(3)单句语法填空This time tomorrow I wilD匕flying (fly) to London.Please don，t call me between 8： 00 and 10： 00 tomorrow. I will bg having (have)my classes then.腌课后till练KEHOUXUNLIANI.单句语法填空1. The wrestle

27、rs try to seize hold of each other.2. Jane can，t attend the meeting at 3 oclock this afternoon because she will be teaching (teach) a class at that time.3. I feel honored to deliver a speech here on behalf of our school.4. This is the present for my child. Would you wrap it up in bright-colored pape

28、r?5. One reason for her preference for city life is that she can have easy access to places like libraries and stations.6. Seize a horse by the mane (鬃),and lead an ox by the nose.7. All j_n all, her condition is greatly improved.8. Its your fault. You should answer for the failure.9. I will love yo

29、u for good till the sun rises in the west.10. Apart from an occasional noise from the monkeys, the forest was silent. H.完成句子1. Aparl from his school work, he takes interest in anything.除了学校的功课，他对任何事物都有兴趣。2. We were all tired and called for an end to the discussion.我们都累了并要求结束讨论。3. You11 have to answer for your violent behaviour in court.你得对自己在法庭上的暴力行为承担责任。4. The little boy stretched out his hands to seize the toy.小男孩伸出双手去抓玩具。5. We must master IT or; glse it will become our master.我们必须掌握信息技术，否则我们便会被信息技术主宰。6. To pass the exam, you must work hard.要想通过考试你必须努力学习。