人教新课标高中英语必修2《Unit4 Language points》课件

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1、Language points for Warming up,Words and expressions for warming up,1. wild adj. living in a natural state, not changed or controlled by humans e.g. wild flowers / a wild rabbit wildlife n. (不可数) animals and plants growing in natural conditions e.g. a wildlife park,2.threaten vt. 1）.恐吓，威胁threaten +n

2、.+with+n.以.恐吓.eg.The robber threatened me with a gun.threaten to do 恐吓说要.eg.He threatened to make the photo public. 2）有.征兆/忧虑 These dark clouds threaten rain. 3）vi.迫近 A typhoon was threatening. threat n. threatening adj. 恐吓的，威胁的,3.decrease vt./vi. n. 减少,(使）变小或变少The membership decreased to 150.He dec

3、reased the speed of his car.on the decrease 在减少中 decrease to 减少到 decrease by 减少了decreasing adj. 减少中的，在递减的4.endanger vt.危害，使危险Smoking endangers your health.endangered adj. 遭受危险的，濒临灭绝危险的endangered animals,5. as a result 结果;因此;as a result of + n./v-ing “由于”，作为.的结果 e.g. I was very busy. As a result, I c

4、ouldnt take care of her. e.g. About twenty people were killed as a result of the big fire.,result from 起因于.,源自 result in 结果为.，导致,1). The terrible accident _ his carelessness. 2). His carelessness _ the terrible accident.,resulted from,resulted in,6. die out: disappear completely灭绝，绝种,(风俗,习惯等)逐渐消失; (

5、光,火等)逐渐熄灭 e.g. This kind of bird has died out. e.g. many old customs are dying out. 区别: die away: (sound, wind, or light) becomes weaker and finally stops渐渐消失 e.g. The noise of the cars died away.,die off :先后死去;(草木)先后枯死 由于缺水, 这植物的叶子先后枯死。As a result of the lack of water, the leaves of this plant are

6、dying off.,die of/ from 因而死(由于疾病,饥寒,情感原因造成的死亡一般用die of, 除此之外的原因造成的死亡用 die from.) The old man _ drinking dirty water. The old man _ cold and hunger.,died from,died of,be dying for 很想要,渴望 be dying to do 很想做某事,请用适当的介词填空 1. Whales will die _ , if we dont protect them. 2. Nowadays every woman is dying _

7、fair skin. 3. The trees are dying _ because of the drought.,out,for,off,4. The weak light is dying _. 5. His anger died _ after being given some money. 6. About 10 million people die _ cancer every year. 7. Some people die _ the lack of water in the dry areas.,away,down,of,from,7. loss n.损失； 遗失；丧失；败

8、北He reported the loss of his wallet to the police.He suffered a loss of 10,000 dollars on the business. 那笔生意中，他损失了10 000美元。Our team has already had 3 losses.我们队已经败了三场了。At a loss adj. 困惑，不知所措，adv.亏本地She was at a loss for an answer.lose vt.丢失，损失,8.hunt vt./vi.,打猎；猎取；猎食；寻找,November is a good time to hu

9、nt deer.,hunt（for）=,search for; try to find 寻找/求,hunter 猎人 go hunting 去打猎 a hunting dog 猎狗,9.peace n. 和平，安静，宁静in peace 和平的，和睦的，安祥的live in peace with ones neighboursbe at peace with other countriesmake peace( with ) （跟.)讲和；（与.) 重新和好The two countries are _now, but they used to be at war . A. in peace

10、B. at peace,B,They are in danger of disappearing.,10. in danger:,处于危险中,in danger of :,有的危险（受到外来的危险）,g：他有生命危险,He is in danger of losing life,脱离危险：,out of danger,dangerous adj.,可能引起危险，对别人构成危险,Eg. Its dangerous to play with a tiger.,He is hunting _ his lost watch here and there. 2. It will be _ wonderf

11、ul world if all nations live in _ peace with each other.,for,a,/,Although they both hope to live_, they often quarrel because of their bad temper., How many factory workers are_ of losing their job.,When hearing that he has passed the exam, _ he went to play basketball,A B C D,in danger,in danger,in

12、 peace,in peace,in relief,in relief,in the wild,:和平地,和睦地,在危险中,如释重负,在野外,You are _ if you dont take any medicine A in peace B in relief C in danger D in the wild,C,Language points for Reading,(longed),（responded）,(distant land),3. Please take me to a land far away .,2. Daisy answered immediately.,1.Da

13、isy had always wanted to help endangered species of wildlife.,long 作动词 意思是“对渴望，很想 ”, 我盼望再见到你。, 孩子们总是盼望假期的。,Im longing to see you again.,Children are always longing for holidays,long to do,/ long for,Please find words similar to the underlined part from para1,4. in relief 如释重负 relief from sth. 减轻 eg.

14、 The drug gives some relief from pain.这种药可以减轻一些痛苦。,5. burst into laughter 突然笑起来burst into 突然 eg. The aircraft crashed and burst into flames.飞机突然坠地起火。 习惯用语 burst in闯入; 突然出现; 突然发作 burst out大呼; 惊叫; 冲出; 突然发作,6. mercy n. 仁慈；慈悲show mercy to sb. 对某人起了怜悯之心 e.g. They showed mercy to their enemies.他们对敌人很仁慈。at

15、 the mercy of任处置；无能为力 e.g. The ship was at the mercy of the storm.那只船在暴风雨中失去控制。,have mercy on,(对.怜悯),A B burst out tears C D bust out laughter,burst into laughter,burst into tears,burst into tears,突然笑起来,突然哭起来, On hearing the sad news, she_,burst into n. 表示“突然”, 让我很吃惊的是，他突然唱起歌来。,Much to my surprise,

16、He suddenly_,burst into song., 警察毫不留情的将鳄鱼击毙,The policemen shot the crocodile _,without mercy, 她请求法官对她丈夫法外开恩,She appealed to the _ to _ her husband,judge,have mercy on,The destiny,burst into song.,突然唱起歌来,人类的命运受自己控制,of Man is at the mercy of himself,(命运),(对.怜悯),without mercy,毫不留情,(对.怜悯),have mercy on,

17、at the mercy of,受 控制,7. burst into,8.certain adj.确定的；有把握的(sure)；某一；某种；一定(some)For certain reasons /a certain reason,he will not come.Hes certain to pass the exam.=Its certain that hell pass the exam.辨析certain and surecertain 的主语既可以是指人的词 ，也可以是指物的词，而sure 的主语通常为指人的词Its certain that the earth is round.

18、(sure cant replace certain),9 protect v. to keep someone or sth. safe from harm, damage or illness,protect sb. / sth. from (against) sth.,e.g. Kids should be protected from the violence. e.g. The walls were built to protect the country against the attack.,protection n.,A B C D,protect,prevent. from,

19、stop. from,keep. from,protect,from,from,(keep sb or sth safe),保护.不受,阻止.做某事,An umbrella is used to _people _ rain.,Even the heavy rain cant _ him _ going to school., A line of forts(堡垒)was built along the border to _ _the country _being attacked.,prevent from,protect,from,We must do our best to _ Tib

20、etan antelopes _ A prevent from hunted B protect . from huntingC prevent from hunting D protectfrom being hunted,We should take action immediately to prevent the earth from _ A washing away B being wash ed away C to wash away D to be washed away,B,D,10 contain v. to have sth. inside or have sth. as

21、a part 包含；容纳；容忍,e.g. He opened the bag, which contained a wallet, a car key and a mobile phone. e.g. This article contains important information about wildlife protection.,container n. 容器,The album_ twelve songs in all,_ many classics,A includes ;including B. contains; included C. includes; included

22、 D. contains, including, contain:, include:,包含,包含,词汇辨析,指包含所有的东西,指包含的是整体的一部分或几部分,The album _ forty pictures, _ten of my brothers, The book_all the information you need.,The plan _ most of your suggestions.,Six people were invited to his party, _me,contains,includes,including,contains,including,D,11 a

23、ffect v. have an effect on 影响；感动；侵袭,e.g. Smoking greatly affects health.,区别: effect n. have an effect on / upon sb. / sth.,e.g. Smoking has a great effect on health.,The change in climate may affect, She was affected,影响,打动,感动,your health.,by the movie,A B C,影响,侵袭,( ),( ),As a child she was very weak

24、; so slight change in the weather could _ her delicate health. A result B develop C decrease D affect,The habit of your life will have a great _ on your futureA affect B effect C result D mercy, affect,= have an effect on,:影响,D,B,12 pay attention togive your attention to 注意 1) Please pay attention t

25、o this clause in the sentence. 请注意看句中的这个从句。 2) Please pay attention to the difference between the two words. 请注意这两个词之间的区别。 3) You must pay attention to your teacher in the class. 上课的时候必须专心听老师讲课。,2.The air quality is getting worse and worse. We should pay more attention to _the environment. A protect

26、ing B. protect C. be protected D. being protected,1 He_what the teacher said. Thats why he didnt finish the exercises.A. paid no attention B. drew his attention to C. paid no attention to D. paid special attention to,C,A,Pay attention to 中 to是介词,其后的动词用动词ing 形式,13. appreciate vt. 1) 感激；感谢 eg. I appre

27、ciate your help.我感谢你的帮助。 2) 鉴赏；欣赏；赏识 eg. Do you appreciate good wine?你会鉴赏好酒吗？ 3) 察觉；意识到 eg. We appreciate the danger ahead.我们意识到危险临头。, we appreciate,your helping us., I dont think she really appreciates,this movie, I think that young children can often appreciate,modern pictures better than anyone e

28、lse.,A B C,鉴赏,欣赏,意识到,感激,感激,鉴赏,欣赏, You should pay more attention to the rainforest where I live and appreciate,how the animals live together.,(意识到),( ),( ),( ),14.No rainforest, no animals, no drugs.= If there was no forest, there would be no animals and no drugs. 没有热带雨林，就没有动物，也没有药物。,No pains, no gai

29、ns. 不劳无获。 Nothing venture, nothing gain. 不入虎穴,焉得虎子 Nothing seek, nothing find.无求则无获。,15. as引导方式状语从句表示方式象, 按照, 如同Run As I do.像我这样跑。Leave it as it is.保持原状, 不要动它。,As they landed, things began to disappear.,表示时间当., 的时候 , 一边.一边, 随着She sang as she worked.她一边工作一边唱歌。I saw him as he was getting off the bus.正

30、当他下公共汽车时, 我看见了他。,当熊猫宝宝开始自己啃咬竹子时，这些科学家知道他们会成功完成实验的。,The scientists knew that they would_ theexperiment when the panda babies began to _ and eat bamboo by themselves.,succeed,bite,With the help of his friend , he _ in moving the big rock A failed B managered C succeeded D tried,A B C,success,successful,(n),(v),(adj),to finish,finishing,in finishing,succeed in doing:,成功做某事, fail, succeed,C,fail to do,失败做某事,succeed,