（江苏专用）牛津译林版高中英语必修5：Unit3 Period Four课件

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1、Unit 3 Science and nature,基础自测,课文预读,内容索引,要点探究,当堂达标,Period Four Project,基础自测,1. n.赞同，支持；恩惠；偏爱 2. n.收入，收益 3. vt.使惊吓，使惊恐adj.受惊吓的，害怕的adj.令人害怕的 4. n.利润，收益vi.& vt.获益；对有用 5. n.准许，许可，批准,.重点单词,favour,income,frighten,frightened,frightening,profit,permission,.重点短语 1. 支持，赞同 2. 观点 3. 满足某人的需要 4. 局限于 5. 对产生影响/起作用,

2、in favour of,point of view,meet ones needs,be limited to,have an effect/effects on,1.部分否定,.重点句式,that is best for nature is good for people. 并非所有对自然来说是最好的就意味着对人类来说也是好的。,2.it作形式主语,that are good for everyone，and everything. 找出对任何人、任何事物都有益的解决方案，这是人类的责任。,Not everything,It is mankinds responsibility to fi

3、nd answers,3.否定副词位于句首的倒装,with genetically modified (GM) food. 转基因食品就是最好的例子。,Nowhere is this truer than,课文预读,1,2,3,.课文阅读理解,1.Our natural resources have been seriously affected because . A.people develop nature to meet their needs B.people endlessly overdevelop Earths resources C.many nations are enga

4、ged in developing nature D.many poor nations must focus on meeting the everyday needs of their people,答案,2.If we focus only on environmental conservation，people may . A.rebel B.approve C.benefit D.suffer,答案,1,2,3,3.Which of the following is WRONG according to the passage? A.Many people believe that

5、technology and mankind are destroying nature. B.We are moving towards an important point of understanding in our relationship with nature. C.Many poor countries are using up natural resources at a fast rate. D.Humans can only really win by developing nature.,答案,1,2,3,Man and nature,.课文阅读填空,resources

6、,attitudes,relationship,protecting,.课文阅读简答,A.阅读课文Man and nature回答问题 1.What have people done to nature? _ _ 2.If we continue in this way，what might happen?,They have harmed nature through agriculture，fishing，hunting and tourism.,The planet we live on might be destroyed.,3.What are developed nations c

7、oncerned about now?4.What are poorer nations doing now and whats their purpose for doing so?,Now they are concerned about saving nature.,They are using up natural resources at a fast pace to meet the everyday needs of their people.,B.阅读课文GM food：hope or danger？回答问题 5.What are peoples different attit

8、udes towards the study of genetics?6.Why do many countries hesitate to permit the production of GM food?,Many people are excited，while others are frightened.,Because they are not sure whether GM food is safe.,要点探究,重点词汇,经典句式,Would anyone say that development should be stopped in favour of nature? 难道我

9、们为了保护自然就应该停止经济发展吗？,重点词汇,归纳拓展,in favour of支持，赞同 in sb.s favour有利于某人，有助于某人 do sb.a favour帮某人的忙,(1)We are in favour of equal pay for equal work. 我们支持同工同酬。 (2)The exchange rate is in our favour at the moment. 目前汇率对我们有利。 (3)Will you do me a favour to carry the box? 你能帮我拿那个盒子吗？,语境助记,(1)句型转换 I talked to my

10、 friend about it，and he is for giving up the plan. I talked to my friend about it，and he is giving up the plan. She was willing to change the rules to support Mary. She was willing to change the rules Mary.,题组训练,in favour of,in favour of,(2)My sister was against my suggestion while my brother was it

11、. A.in favour of B.in memory of C.in honour of D.in search of,答案,解析,in favour of赞成，符合句意。in memory of为了纪念；in honour of为了表达对的敬意；in search of寻找。,point of view观点，看法 to the point恰当，中肯 off the point离题 be on the point of doing sth.正要做某事 There is no point in doing.做没有意义。,From the point of view of some peopl

12、e，we are only doing what humans have always done，using nature to meet our own needs. 根据有些人的观点，我们现在只是在做人类一直在做的事，利用自然来满足我们自己的需求。,归纳拓展1,(1)From my point of view，the president hasnt done enough to help poor people. 以我的观点来看，总统在帮助穷人方面做得不够。 (2)Im afraid what youre saying now is off the point. 恐怕你现在所说的有些离题。

13、 (3)There is no point in arguing further. 继续争辩下去没有意义。,语境助记1,题组训练1,(1)我们正要给你打电话你的传真到了。 We were when your fax arrived. (2)我认为，科学给我们的生活带来了巨大变化。，science has brought great changes to our life. (3)演讲者直述要点。 The speaker came straight away.,on the point of telephoning you,From my point of view,to the point,(

14、4)With many major economic problems to be addressed，there is no point the growth rate of this year now. (2017宝应安宜高级中学高二期中) A.remained；evaluating B.remaining；to evaluate C.remaining；evaluating D.remained；to evaluate,答案,meet/satisfy ones needs满足某人的需要 satisfy the needs of sb.满足某人的需要 in need of需要 in gre

15、at need急需 make ends meet使收支相抵,归纳拓展2,(1)This will satisfy/meet the markets needs. 这将满足市场的需要。 (2)The factory is in great need of funds. 那家工厂急需资金。,语境助记2,题组训练2,(1)句型转换 This village school is in need of the teachers very much. The teachers in this village school. (2)这个汽车俱乐部不能满足所有成员的要求。 The Car Club cant

16、its all members. (3)为了收支平衡，我不得不同时做两份兼职。 I have to take two part-time jobs at the same time to .,are in great need,meet/satisfy the needs of,make ends meet,While many people are excited about these new technologies，these same technologies frighten others. 当许多人为这些新技术而兴奋不已时，这些同样的技术也让其他人害怕。,(1)frighten

17、vt.吓唬，使害怕 frighten sb.into doing sth.吓得某人做某事 frighten off吓跑 (2)frightening adj.吓人的 (3)frightened adj.被吓着的 be frightened by被吓到 be frightened to death被吓死；被吓坏,归纳拓展,(1)Sorry，I didnt mean to frighten you. 对不起，我没有吓唬你的意思。 (2)He frightened the old man into giving him all the money. 他恐吓那位老人把所有的钱都给了他。 (3)The

18、little child was frightened by the fierce dog. 那个小孩被恶狗吓坏了。,语境助记,题组训练,(1)当他在森林里看见熊时，他被吓坏了。 When he saw the bear in the forest he .,was frightened to death,(2)When the children heard the story，they were half to death. A.scary；frightening B.frightening；scared C.scared；scary D.frightened；frightening,答案,

19、解析,考查形容词词义辨析。句意为：当孩子们听到可怕的故事时吓得半死。scary，frightening都表示“吓人的，令人害怕的”；frightened，scared都表示“感到害怕的”，故选B。,(3)Seeing a stranger with a knife in his hand，the little girl stood under the tree， out of her mind.(2017南通中学高二期中) A.frightened B.be frightened C.to be frightened D.frightening,答案,(1)limit vt.限制；n.C限度，

20、限制 limit.to.把限定在 be limited to局限于 There is a limit to.是有限度的。 (2)limited adj.有限的 (3)limitless adj.无限制的，无止境的 (4)limitation n.限制；局限,Research has been limited to increasing production profits，rather than making sure that GM foods are safe. 目前的研究只局限于增加生产利润，而不是确保转基因食品的安全。,归纳拓展,(1)The teacher limited his s

21、tudents to 500 words for their compositions. 老师把学生的作文限制在500字以内。 (2)Families are limited to three free tickets each. 每户限发3张免费票。 (3)There is a limit to the amount of pain we can bear. 我们能忍受的疼痛是有限度的。,语境助记,题组训练,(1)用limit的正确形式填空 All railroads have weight and height . The amount of money we have is . Once

22、 you learn to read the market，youll find there are _ opportunities to make money.,limitations,limited,limitless,(2)Unfortunately，the research was limited increasing economic profits， protecting the environment. A.to；other than B.by；rather than C.to；rather than D.by；more than,答案,解析,句意为：不幸的是，这项研究只局限于增

23、加经济利益，而不是保护环境。be limited to限制；rather than而不是，否定后者，故选C项。,(3)They have a 22：00 .That is，they have to be in their dorm by 22：00 on school nights.(2017扬州中学高二期中) A.limit B.entry C.schedule D.block,答案,have an effect/effects on.对产生影响/起作用 take effect生效；奏效 come into effect生效 bring/put.into effect实行；实施；使生效/起作

24、用 in effect事实上,No one knows what effects the GM material might have on the food chain. 没有人知道转基因物质会给食物链带来什么影响。,归纳拓展,(1)It will have an indirect effect on them. 那对他们将有间接影响。 (2)Our efforts are beginning to take effect. 我们的努力开始见成效了。 (3)They think it isnt the right time to put the nuclear program into ef

25、fect. 他们认为实施核计划还不到时候。,语境助记,题组训练,(1)含酒精的饮料会对你的身体有坏的影响。 Alcoholic drink can your body. (2)新的法令将在十月份开始生效。 The new law will at the start of October. (3)过去的六个月实际上是他的妻子在执政。 His wife had， ，run the government for the past six months.,have a bad effect on,come into effect/take effect,in effect,(4)For years s

26、cientists have been worried about the of air pollution on the earths natural conditions. A.effect B.result C.account D.cause,答案,解析,the effect on sth.意为“对的影响”；result结果；account原因，描述；cause起因。,Since no one really knows whether GM food is safe，many countries have hesitated to give permission for the prod

27、uction of GM foods，as they would rather be cautious with this new technology. 由于没有人确切地知道转基因食品是否安全，许多国家在是否允许生产转基因食品问题上犹豫不决，因为他们宁愿对这项新技术持谨慎态度。,(1)permission n.许可，准许，批准 with/without ones permission在/未经某人的许可下 ask for ones permission请求某人的允许 (2)permit v.允许；许可；n.通行证；许可证 permit sb.to do.允许某人做 permit doing s

28、th.允许做某事,归纳拓展,(1)You were wrong to take the book without permission. 你未得到许可就拿走这本书是不应该的。 (2)The parents dont permit us to stay out after 10 oclock in the evening. 父母不允许我们晚上十点钟以后呆在外面。,语境助记,题组训练,(1)句型转换 If weather permits，I will come tomorrow. ，I will come tomorrow. (2)他未经许可擅自用了这辆小汽车。 He used the car .

29、 (3)如果我想非正式地请求许可，我该说什么？ What should I say if I want to informally? (4)俱乐部规则规定不许吸烟。 The rules of the club dont .,Weather permitting,without permission,ask for permission,permit smoking,Not everything that is best for nature is good for people. 并非所有对自然来说是最好的就意味着对人类来说也是好的。,经典句式,(1)句中not everything意为“并非

30、全部”，表示部分否定。not与表示全部意义的代词或副词连用，表示部分否定。这样的词有both，all，every，everyone，everybody，everywhere等。not可以放在这些词的前面，也可以否定动词。 (2)英语中表示全部否定的词有neither，none，no one，nobody，nothing，nowhere等。,归纳拓展,(1)Both of the students are not from the same factory. 这两个学生并非都来自同一家工厂。 (2)My brother has a nice car，but I have none. 我哥哥有一辆

31、漂亮的车，但是我没有。,语境助记,题组训练,(1)句型转换 All of them are not right. are right.,Not all of them,(2)The exam was easy，wasnt it? Yes，but I dont think could pass it. A.somebody B.anybody C.nobody D.everybody,答案,解析,由语境知，此处强调的是“并非人人都能通过”，考查部分否定。,(3)Of all the books on the desk， is of any use for our study. A.nothing

32、 B.no one C.neither D.none,答案,解析,由all可知应排除C项； B项不能与of连用，也应排除； A项指没有什么东西，与句意不符。 故选D项表示全部否定。,Nowhere is this truer than with genetically modified(GM)food. 转基因食品就是最好的例子。,(1)nowhere是否定词，这里是倒装语序；nowhere与比较级连用，表达了最高级意义。 (2)否定词no，none，neither，nor，nobody，nothing，never，或半否定词hardly，seldom，scarcely，barely，litt

33、le，few，否定短语not until，by no means，not only.but also.，in no way，no sooner等位于句首时，一般须部分倒装。,归纳拓展,(1)Nowhere can you find such a beautiful girl. 在哪儿也找不到这样漂亮的女孩。 (2)No word did he say before he left. 他一句话没说就走了。,语境助记,题组训练,(1)你在世上任何地方也听不到如此动听的嗓音。 Nowhere in the world such a beautiful voice.,can you hear,(2)A

34、 car was burning on the highway near Birmingham.In no time to the spot. A.the police had rushed B.had the police rushed C.the police rushed D.did the police rush,答案,解析,in no time立刻，马上，放句首时，句子不需要倒装，因为它不是否定词，可排除B、D；描述的是过去发生的事情，故选C。,当堂达标,.单词拼写,1.Do not (插入) too many plugs in a connection panel，as it is

35、 not safe. 2.Buying those shares was a good move；we are making a good out of them. 3.He gave me to leave work early today. 4.The farmers might suffer some loss of (收入) but no one would starve.,insert,profit,permission,income,5.It was meant to (使惊吓) the public into supporting the rush to war. 6.We，as

36、 well as animals，cannot live without water and neither nor industry can go without it.,frighten,agriculture,7.All her energies her children. 8.You should tell your friend that you him. 9.Large quantities of natural resources in 100 years or so. 10.The students were reform. 11.The expenses should wha

37、t you can really afford.,.选词填空,are focused on,are concerned about,will be used up,in favour of,be limited to,.完成句子,12.事实上，不是所有的事情在一个国家能实行，在其他国家也能实行。 The truth is， that can be done in one country can be done in another. 13.这是最容易的事。 Nothing is than this. 14.我刚离开家就下雨了。 No sooner my house than it began

38、to rain.,not everything,easier,had I left,15.他这样做使我很吃惊。that he did a thing like that. 16.船长是最后一个离开船的。 The captain is the ship.,It was a great surprise to me,the last to leave,.单项填空,17.Most of them were my opinion while David was against it. A.in honour of B.in favour of C.in search of D.in memory of

39、,答案,解析,句意为：他们中大多数人支持我的看法，然而大卫却反对。in favour of支持，赞成，与against相对。所以选B。,18.What a scene on the stage! Yeah，we girls were really . A.frightened；frightened B.frightening；frightened C.frightening；frightening D.frightened；frightening,答案,解析,frightening令人害怕的，多修饰物；frightened感到害怕的，多形容人。所以选B。,19.Knowledge and le

40、arning are important if we want to be successful，but they may also our thinking. A.direct B.limit C.change D.improve,答案,解析,句意为：我们要想成功，知识的学习是很重要的，但它们也可能会限制我们的思考。direct指导；limit限制；change改变；improve改进。由but可知，前后在意义上是转折关系，故选B项。,20. out for food.Some work in the tunnels as guards and workers. A.Not all the

41、ants go B.All the ants not go C.Both the ants dont go D.All the ants go,答案,解析,从下句的内容看，这里表示不完全否定的意义，故选A。B项中的not改为dont也正确。,21.Never in my wildest dreams these people are living in such poor conditions. A.I could imagine B.could I imagine C.I couldnt imagine D.couldnt I imagine,答案,解析,表示否定意义的副词置于句首，句子应部分倒装，D不符合句意。,本课结束,更多精彩内容请登录：,