人教版高中英語選修八課件：unit 2 第二學(xué)時　learning about language

1、英語選修8 (人教版)第二學(xué)時Learning about Language要 點講與練1Think about how they differ. (p.10) 想想他們有什么不同。 詞語鏈接要 點講與練differ vi. 不同，相異differ from sb. /sth. 與不同，有區(qū)別difference n. 差異，差別，不同之處different adj. 不同的，不一樣的， 有區(qū)別的be different from 與不同，有區(qū)別tell the difference between A and B 說出A和B的區(qū)別have difference between A and B

2、 A與B有區(qū)別即學(xué)即練要 點講與練選用上述詞語完成下列句子。(1)Things in the world _ each other in a thousand ways.(2)It is easy to _ between steel and iron. (3)French _ greatly _ English in pronunciation.(4)The room looks _ after painted white.differ fromtell the differencediffersfromdifferent要 點講與練(5)The life of the rich is qu

3、ite_ that of the poor.(6)The twins _ widely in their tastes. different fromdiffer要 點講與練2What problems may arise when humans are cloned? (p.10) 當克隆人類時，有可能引起哪些問題？詞語辨析： arise，rise，raisearise vi. (arose, arisen) 莊重用詞，已成舊用法，指“上升，出現(xiàn)，發(fā)生， 造成”。rise vi. (rose, risen) 表示事物本身由低處移到高處?？梢隇椤捌鸫病?。raise vt. (raised,

4、raised) 把事物從低處移到高處，有時指提高價值、名譽、地位，又可指“撫養(yǎng)， 飼養(yǎng)，籌集”。A new problem about Only Child Policy arose in the meeting. 在會議上出現(xiàn)了關(guān)于獨生子女政策的新問題。Before they could start, a mist arose.他們出發(fā)之前起了霧。The sun rises in the east and sets in the west. 日出東方，落于西方。We raised the price of potatoes. 我們提高了土豆的價格。即學(xué)即練要 點講與練用arise, rise

5、, raise的適當形式填空。(1)They _ the flag at 9：00 every morning.(2)Everybody expects a _ in wages with the rapid development of economy.(3)Many problems _ if he knew the facts.raiserisewould arise要 點講與練(4)Mr. White，a generous，helpful，hardworking person，who_early every day，_five homeless orphans in the recen

6、t two years.Meanwhile he _10，000，000 yuan to help the Hope Project. Besides, whenever any challenging problem _，he always encourages people _ their hands and to put forward their valuable ideas.As he tries to help to _ the social position of the local working class，he is regarded to be a hero.risesh

7、as raisedhas raisedarisesto raiseraise要 點講與練3It happens in plants when gardeners take cuttings from growing plants to make new ones. (p.11)當園藝工人剪下植物枝條使之長出新的植物時，克隆就發(fā)生了。詞語辨析： happen，occur，take place，come about四詞都有“發(fā)生”之意，均為不及物動詞，無被動語態(tài)。但有區(qū)別。happen是一般用語，詞義較廣，強調(diào)事情發(fā)生的偶然性。occur 用法較正式，既可以指自然發(fā)生，也可以指有意安排。take

8、place 一般指有計劃，按事先安排進行的含義。come about 往往注重事情發(fā)生的原因，常與how 連用。The Olympic Games take place every four years. 奧運會每四年舉辦一次。Who can know what will happen in the future？誰能知道未來會發(fā)生什么事？Can you tell me how the accident came about？你能告訴我事故是怎么發(fā)生的嗎？Something unusual did occur the other day. 前幾天的確發(fā)生了不同尋常的事情。即學(xué)即練 要 點講與練

9、用happen, occur, take place與come about填空。(1)When did the explosion _ ?(2)It _ to me that he may have reported the matter to the headmaster.(3)The concert will _ next Sunday.(4)How did the quarrel _ ?happenoccurredtake placecome about要 點講與練4. It is a difficult task to undertake. ( p11) 這是一項很難完成的任務(wù)。詞語鏈

10、接要 點講與練undertake v. 著手，承擔(dān)，從事undertake to do sth. promise to do sth. 答應(yīng)/承諾做某事即學(xué)即練要 點講與練完成下列句子。(1)Our biology teacher required us _(承擔(dān)一些簡單的實驗). (2)As a policeman, I must _(承擔(dān)那項危險任務(wù))(3)The president _(答應(yīng)不公開名字) of the people involved.to undertake some simple experimentsundertake the dangerous taskundert

11、ook not to publish the names要 點講與練 (4)The government _(答應(yīng)盡快查清通貨膨脹的原因)undertook to find out the cause of inflation要 點講與練5But at last the determination and patience of the scientists paid off in 1996 with a breakthroughthe cloning of Dolly the sheep. (p.11) 但是決心和耐心使科學(xué)家們最終于1996年收獲了突破性的成果克隆羊多莉。詞語鏈接要 點講與

12、練 pay for 付款 pay off ones debt 還清債務(wù)pay off 某事是值得的，付清工資后解雇要 點講與練即學(xué)即練完成下列句子。(1)Ill give you double _ workings overtime.(2)Youll have _ your old loan before being allowed a new one.(3)All his efforts _ when Tom took the first place in the writing competition.pay forto pay offpaid off要 點講與練6Then came th

13、e disturbing news that Dolly had become seriously ill. (p.12) 接著傳來了多莉病重的壞消息。要 點講與練詞語鏈接disturbing adj. 攪亂，打擾，令人煩惱的disturbed adj. 煩惱的，受打擾的disturbance n. 打擾，不安， 騷亂Please dont disturb the sleeping child. 請別打擾那睡著的孩子。Every time he entered the room, he was quiet so as not to disturb his mother. 每次進屋他都靜悄悄的，

14、以便不打擾他的媽媽。要 點講與練The disturbing developments drew the attraction of the government.使人感到不安的事態(tài)發(fā)展引起了政府的注意。The teacher told him to leave as he was a disturbance to the other students. 因為他干擾了其他學(xué)生，所以老師叫他出去。要 點講與練7Cloning scientists were cast down to find that Dollys illnesses were more appropriate to a muc

15、h older animal. (p.12) 克隆科學(xué)家沮喪地發(fā)現(xiàn)多莉的病更容易發(fā)生在年老的羊身上。cast v. (cast, cast) 投，擲，拋要 點講與練思維拓展觀察下列各句中畫線詞的意思。(1)The fisherman cast_his_net into the river. 漁民在江上撒網(wǎng)。(2)The tragedy cast_a_shadow on their lives.這個悲劇在他們的生活中投下了一片陰影。(3)Every citizen over 18 years old in our country has the right to cast_a_vote. 我們國

16、家18歲的市民都有權(quán)投票。要 點講與練be/feel cast down 沮喪，使沮喪， 使氣餒 (常用于被動語態(tài)或作表語)cast aside 拋棄，排除cast off 解纜，放(船)cast out 把某人趕走，逐出要 點講與練即學(xué)即練A選用上述詞語完成下列句子。(1)He is not easily _，as he is active and optimistic，I think he will try to _any difficulty that he meets.(2)After the scandal, he was _ of the company.(3)The studen

17、ts _ when they knew they failed in the final examination.cast downcast asidecast outwere cast down要 點講與練詞語鏈接be appropriate to. 適合于的，與相稱的be appropriate for 不適合某種場合要 點講與練即學(xué)即練B選用上述詞語完成下列句子。(1)This kind of TV programs _ children under 10. (2)The dress _ sports meet.(3) Jeans _ a formal party.is not appr

18、opriate tois not appropriate forare not appropriate for要 點講與練8On the other hand, Dollys appearance raised a storm of objections and had a great impact on the media and public imagination. (p.12) 另一方面，多莉的出現(xiàn)引起了一陣強烈的反對， 對媒體和大眾的想象力產(chǎn)生了極大的影響。要 點講與練詞語鏈接objection n. 不贊成，異議；反對，厭惡objection to sth.對某事反對(object

19、ion是名詞)objection to doing sth. 反對做某事object to sth. 反對某事object to doing sth.反對做某事He has a strong objection to carrying out the plan. 他強烈反對實施這項計劃。Objections to the plan will be welcomed sincerely.歡迎對該計劃提出異議。要 點講與練即學(xué)即練A完成下列句子。(1)My main _(反對) grandmother getting up so early is that its easier for her t

20、o catch a cold. (2)Many parents _(反對孩子看太多電視)(3)Many students _objection toobjected to their children watching TV too muchhave a strong objection to having classes at weekends/object to having lessons at weekends要 點講與練(反對周末上課). (4)I _(反對) he was too young to join the army.objected要 點講與練詞語鏈接have a str

21、ong/ great impact on.對有巨大影響make a strong/ great impact on.對有巨大影響要 點講與練即學(xué)即練B完成下列句子。(1)Martin Luther Kings speech _(對在場的每個人都產(chǎn)生了巨大的影響). (2)Monkey King(西游記) _(對其讀者有極大的影響). made a great impact on everyone presenthas a great impact on readers要 點講與練9. Some began to reform their legal systems and forbade re

22、search into human cloning. (p.12)有些國家開始修訂法律明令禁止進行克隆人類的研究。要 點講與練詞語鏈接forbid v. ( forbade/forbad，forbidden) 禁止，不準forbid sb. to do sth. 禁止某人做某事forbid sth. 禁止某事forbid doing sth. 禁止做某事要 點講與練即學(xué)即練完成下列句子。(1)Cigarettes _(不許賣給) to people under the age of 16. (2)禁止亂扔垃圾_ (3)Students_(不準玩手機)during the class.(4)Re

23、aders _(不許) to take books out of the library without permission.are forbidden to sellLittering around is forbiddenforbid playing mobilesare forbidden要 點講與練(5)Schools _(嚴禁學(xué)生打架) in the schoolyard.forbid students to fight要 點講與練10. Dollys death, like her birth, was bound to raise worries. (p.14) 多莉的死像它的出現(xiàn)一樣必定引起擔(dān)憂。要 點講與練詞語鏈接be bound to 注定做， 有義務(wù)做be bound for. 去； 準備去要 點講與練即學(xué)即練完成下列句子。(1)The weathe