必修2Unit 4 知识点好文档.ppt

1、Unit 4 Wildlife protection Reading (),Retelling,One day Daisy went to see the animals that gave fur to make her _ in a flying carpet. It flew away to _ in China first, where she saw an _. The antelope told her that they were killed for the _ that was taken from their _.,sweater,Tibet,antelope,wool,s

2、tomachs,Then the carpet flew away to _ , where Daisy saw an _. The elephant said they used to be an endangered species in Zimbabwe. _ hunted them without _. Now the government allowed tourists to hunt only a _ number of animals if they paid the farmers. The flying carpet rose again and almost at onc

3、e they were in thick _.,Zimbabwe,elephant,Farmers,mercy,certain,rainforest,A _ was rubbing a millipede _ which contains a powerful _ over his body because it could protect him from _. So Daisy decided to produce this new drug with the help of _. The carpet rose and flew home.,monkey,insect,drug,mosq

4、uitoes,WWF,Language points 1. As a result these endangered animals may even die out. 结果这些处于危险中的动物甚至可能会灭绝。 die out 灭亡；逐渐消失 Scientists said that those plants died out a century ago. 科学家们说那些植物一个世纪前就灭绝了。 Many old customs are dying out. 许多古老的风俗正逐渐消失。,【拓展】 die out 绝种，灭绝；熄灭；(风俗、习惯等)逐渐消失 die for 渴望；很想 die o

5、ff (家族、种族等)相继死亡；(草木)先后枯死 die away (声音、光线、风等)渐弱，渐息，平息,die down (火、光线、情绪、暴风雨等)渐弱，渐息； (声音)静下来 die of /from 因而死,【即学即练】 1. The noise of the car in the distance. 2. The old traditions are . 3. The man a wound. 4. Im something to eat.,1. died away 2. dying out 3. died from 4. dying for,You are great!,2. Wh

6、y are they in danger of disappearing? 它们为什么处于灭绝的危险中？ in danger (of ) 在危险中；垂危 The girls life was obviously in immediate danger. 很明显,这女孩的生命危在旦夕。 The sick man is in danger of death. 这位病人有死亡的危险。,表示“危险”，是不可数名词; 表示“危险的人或物”，是可数名词。,注意,【拓展】 in danger在危险中 out of danger脱离危险 be a danger to sb./sth. 危险的人/因素 be d

7、angerous for 对有危险 endanger vt. 危害，危及 endangered adj. 有危险的；濒临灭绝的,【即学即练】,The workers are busy with the repairs of the temple, which is _ of collapsing. A. out of danger B. dangerous C. in danger D. of danger 【解析】选C。句意：工人们忙于庙宇的修理，这座庙宇处于倒塌的危险之中。out of danger 脱离危险，dangerous危险的，D项表述错误。,3. In relief Daisy

8、burst into laughter. 黛茜如释重负，突然笑了起来。 (1) relief n. (痛苦或忧愁的)减轻或解除；减轻痛苦的事 in relief 如释重负；松了口气,Hearing he has passed the exam, in relief he went out to play. 听说通过了考试，他如释重负，出去玩了。 When we heard that she has arrived safely, we breathed a sigh in relief. 当我们听说她已经安全到达了，我们如释重负地舒了口气。,(2)burst into laughter 突然笑

9、起来；大声笑了出来,burst out 与burst into 后跟的形式不同。,On hearing the exciting news, she burst into laughter/ burst out laughing. 听到这条令人兴奋的消息，她突然大笑起来。 The audience burst into applause. 观众爆发出一阵掌声。 Benny suddenly burst into tears/burst out crying. 本尼突然放声大哭起来。,4. “Im protecting myself from mosquitoes,” it replied. 它

10、回答说：“我这样做可以防止蚊虫叮咬。” protect from保护不受（危害） He is wearing sunglasses to protect his eyes from the strong sunlight. 他戴着太阳镜以遮挡强烈的阳光来保护他的眼睛。 Young plants should be well protected from the cold. 幼苗必须被很好地保护以免受冻。,【拓展】,protect .against . 后接较大的事情，如：战争、灾害、 重税、威胁等。 keep sb. from doing sth. 阻止某人做某事 prevent/stop s

11、b.(from) doing sth. 阻止某人做某事 defend .from/against 保卫以抵御,Use the umbrella to_ yourself from the rain. A. prevent B. protect C. defend D. protection 【解析】选B。句意：用伞保护你自己免受雨淋。 prevent sb. from doing sth.防止某人干某事， 意思类似于stop/keep sb. from doing sth.； protect sb. from sth.保护某人免遭伤害； defend保卫；防护；防守（含有采取措施抵制进攻的意思

12、）。,【即学即练】,5. It contains a powerful drug which affects mosquitoes. 它含有一种强效的药物可以防止蚊虫叮咬。 (1) contain vt. 包含；容纳；容忍,Orange juice contains things which help keep you healthy. 橘汁里含有有益于健康的东西。,This fruit contains a lot of vitamins. 这个水果含有丰富的维他命。,【拓展】 contain 除了具有“包含；包括”的意思之外，还可表示为 “容纳(hold)；抑制(control)”的意思。

13、 This room can contain/ hold 50 people. 这间屋子能容纳50人。 He was so excited that he could hardly contain himself. 他激动得不能自已。,【辨析】,include/ contain,include侧重指范围，其主语和宾语属于同类，是整体与部分 的关系。后面常接名词、代词、动名词作宾语。 The trip includes a visit to Beijing. 旅行包括到北京参观。,contain vt. 表示“包含，含有；能容纳”， 侧重指内容或成分，其主语和宾语不属于同类。 Try to av

14、oid food which contains a lot of fat. 尽量避免吃一些脂肪含量高的食物。,(2) affect vt. 影响；感动；侵袭 The disease is beginning to affect her brain. 疾病开始侵袭她的大脑。 We are deeply affected by his devotion to work. 他对工作的奉献令我们深受感动。 The amount of rain affects the growth of crops directly. 降雨量直接影响庄稼生长。,【拓展】,effect n. 影响；作用；效果；效力 ha

15、ve an effect on 对有影响 in effect 正在实行；实际上 take effect 开始实行；开始生效 without effect 没有效果 come into effect 生效；实施 bring/carry sth. into effect 使生效,【即学即练】,1. Even if they didnt the cost of food in the tour, its still a cheap vacation to the U.S. A. hold B. contain C. share D. include 【解析】选D。句意：即便在这次旅行中不包含食物的花

16、费，这仍是一个便宜的去美国的度假。根据句意应为 “包含”；A项“容纳”，C项“分享”，D项“包含；包括”。contain多用来强调所包含的内容本来就是物体固有的一部分。而include 则表示整体与部分的关系。,2. Sichuan Province by the earthquake，causing difficulties to the post festival road transport. 【 2012西安高一检测 】 A. were affected B. was affected C. had effected D. has affected 【解析】选B。句意：四川省受到地震的

17、侵袭，引起了节后交通运输的困难。affect 为动词，意思是“影响；感动；侵袭”；effect为名词， 意思是“影响；效果”。,6. You should pay more attention to the rainforest where I live and appreciate how the animals live together. 你们应该多加关注我生活的热带雨林，并且懂得热带雨林的动物是如何在一起生活的。 (1) pay attention to 注意 You should pay attention to your spelling. 你要注意自己的拼写。,【拓展】,attr

18、act/catch/draw/get ones attention to 吸引某人的注意 fix/focus/concentrate ones attention on 将注意力集中于 devote ones attention to 专心致志于 call ones attention to 唤起某人对的注意 以上短语中的 to，on都是介词，其后接名词、代词或动名词。,pay attention!,(2) appreciate vt. 鉴赏；感激；意识到 appreciate n./doing 感激(欣赏、觉得) appreciate it if 从句 如果，我将不胜感激。 We shall

19、 appreciate hearing from you again. 能再次收到你的来信，我们将十分感激。 Id appreciate it if you could staple these pages together. 如果你能把这些文件订起来，我将非常感激。,【点津】 (1)appreciate 后接动名词，不接不定式。 (2)appreciate 后面不能接人称代词作宾语，要以事件作宾语。,【即学即练】 I really appreciate to relax with you on this nice island. A. to have had time B. having t

20、ime C. to have time D. to having time 【解析】选B。句意：我真的非常感激能有时间和您在这座 岛屿上放松。此处appreciate意为“感激”，其后不能接动词不定式作宾语，而只能用名词或动名词形式。,7. What must be done if wildlife protection is to succeed? 要想成功保护野生动物，必须做些什么？ succeed vi. 成功 vt. 接替；继任 I tried to discuss it with her but only succeeded in making her angry. 我本想跟她商量，

21、结果却把她惹火了。,Gingrich will succeed Foley as speaker of the House. 金里奇将接替福利担任众议院议长。 Formerly the eldest son succeeded to his fathers title in China. 从前在中国大儿子世袭爵位。,【拓展】,success n成功；成功的人或事 successful adj. 成功的 successfully adv. 成功地 succeed in doing sth.be successful in doing sth. 成功干某事 succeed to. 继承(王位、财产

22、)；袭(爵) succeed sb. as. 接替某人当；继任某人为,【即学即练】,(1)宇航员们按计划成功地从月球返回到地球。 The astronauts _ from the moon to the earth according to the plan. (2)他继承他父亲的职位，担任公司董事长。 He _ as president of the company.,(3) 努力是通往成功之路。 Hard work is the gateway to _.,succeeded in returning,succeeded his father,success,8. employ vt.

23、雇用；利用（时间、精力等） Can they be employed to work in the park and not hurt the animals? 他们能否被雇用在公园里工作并且不伤害动物？,(1)He was employed as a bus driver. 他被雇为公共汽车司机。 (2)They employed her to look after the baby. 他们雇她照顾婴儿。 (3)She employs her free time in sewing/to sew. 她把闲暇时间花在缝纫上。,【拓展】,(1)employ sb. as. 雇用某人为 (2)em

24、ploy sb. to do sth. 雇用某人做某事 (3)employ sth. to do / in doing sth. 利用某物干某事 (4)employ oneself inbe employed / busy in 从事/忙于,9. harm n. C项装载；载重; D项节约；保存;contain侧重内容和成分。,3. What _ fun it is to watch the movie! I think it is _ great success. 【2012福州高一检测】 A. a; a B. a ; / C. / ; a D. /; /,【解析】选C。句意：能看到这场电影

25、真是件令人高兴的事。 我认为它是一部非常成功的电影。fun “乐事”，为不可数 名词，不加冠词。success 在此处抽象意义转换为具体意义， 表示“成功的事”。,4. This kind of animal has _ in the world. A . died away B. died down C. died off D. died out,【解析】选D。句意：这种动物在世界上已经灭绝了。die out 灭绝 ；die away（声音、风、光线等）减弱；消失;die down 熄灭；平息; die off 消亡；逐个死亡。,5. The test hes paying attention _ very easy. A . proves B