广东省汕头市潮南实验学校高中英语必修2课件：UNIT4 USING LANGUAGE .ppt

1、Dinosaur is an animal that we can not see on the earth now.What we see in the museum are the fossils of many kinds of dinosaurs.Some dinosaurs have long necks and tails,while others look like birds.1.When did dinosaurs live?Tens of millions of years ago.2.When did dinosaurs die out?About 65 million

2、years ago.根据课文内容判断正(T)、误(F)1.Most animals have died out during the long history of the earth.()2.Dinosaurs are the most famous of the animals that have disappeared.()3.There used to be many different kinds of dinosaurs on the earth.()4.A rare species of birdlike dinosaur could both run and climb tre

3、es.()5.Now people know the reason why dinosaurs suddenly disappeared.()答案FTTTF123答案1.According to the passage，what can we know about the dinosaurs?A.Dinosaurs were once the kindest animals on the earth.B.They lived on the earth together with humans.C.They died out for some unknown reasons.D.It was t

4、he temperature that caused them to die out.课文阅读理解答案 C答案2.The birdlike dinosaurs were discovered in.A.Xixia County，Nanyang，Henan ProvinceB.Chaoyang County，Liaoning ProvinceC.Xixia County，Nanyang，Liaoning ProvinceD.Chaoyang County，Henan Province123B答案3.How did scientists know that the birdlike dinosau

5、rs could run as well as climb trees?A.By studying their eggs.B.By studying their teeth.C.By studying their bones.D.By guessing only.123答案C返回1.They lived on the earth tens of millions of years ago,long before humans came into being and their future seemed secure at that time.千百万年前，恐龙就在地球上生活，比人类的出现要早得

6、多，当时它们的前景好像也很安全。本句是一个由and连接的并列句，其中，long before引导时间状语从句，进一步解释说明tens of millions of years ago，意为“在之前很久”。注意：before long 意为“不久以后”。e.g.I knew Tom long before I knew you.我在认识你之前很久就认识汤姆了。We hope to finish our experiment before long.我们希望不久就把实验做完。“在之前很久”。“不久以后”It _ long before we _ the result ofthe experimen

7、t.A.will not be;will know B.is;will knowC.will not be;know D.is;know2.When scientists inspected the bones,they were surprised to find that these dinosaurs could not only run like the others but also climb trees.科学家们观察它们的骨头时，惊奇地发现它们不仅跟其他恐龙一样可以跑，而且还可以爬树。本句中的to find that.是不定式作原因状语。不定式用来表原因时，常修饰表示情感、心理状

8、态、性格等的形容词，如：happy,glad,lucky,fortunate,surprised,angry,anxious,cruel,clever,frightened,shocked,sorry,eager,proud,disappointed,foolish,impatient,unwise,naughty等。如：We were surprised to see him.我们真想不到会见到他。We are proud to be young people of new China.作为新中国的青年，我们感到很骄傲。You were foolish to act like that.你那

9、样做很愚蠢。3.Some scientists think it came after an unexpected incident when a huge rock from space hit the earth and put too much dust into the air.有些科学家认为恐龙灭绝是发生在一件意外事故之后，当时宇宙间一块巨石击中地球因而在空气中扬起太多的尘土。4.According to a UN report,.根据联合国的的一份报告，according to 根据,据说e.g.According to John,the bank closes at 4 p.m.

10、据约翰说，银行在下午4点关门。Each man will be paid according to his ability.每个人将根据他的能力获得报酬。(2014银川高一检测)Perhaps it is true that nobody in the world knows exactly how the earth_.A.came upB.came outC.came into power D.came into being【解析】选D。考查动词短语辨析。句意:或许世界上真的没人清楚知道地球到底是如何形成的。come into being形成,产生;come up走向前来,发芽;come

11、out露出,出版;come into power掌权,上台。Huanggang Middle School,which has a history of over 100 years,has been _ by many senior government officials up till now.A.exploredB.welcomedC.charged D.inspected【解析】选D。句意:黄冈中学拥有超过百年的历史,到目前已经受到许多高级政府官员的视察。explore探险;welcome欢迎;charge控诉;inspect视察。Generally speaking,when ta

12、ken _ the directions,the drug has no sideeffect.A.for exampleB.such asC.instead of D.according to【解析】选D。句意:总的来说,若按照说明书来使用,这种药物是没有副作用的。according to按照,根据;for example/such as例如;instead of而不是。(2014温州高一检测)The book is printed in very small letter,_it is difficult to read.A.in order thatB.even thoughC.such

13、 that D.so that【解析】选D。句意:这本书的字母印刷得很小,因此很难阅读。so that引导结果状语从句,意为:以致于,结果。in order that表达目的;even though即使。(2014陕西高考)The young couple,who returned my lost wallet,left _ I could ask for their names.A.While B.beforeC.after D.since【解析】选B。考查连词辨析。句意:这对年轻夫妇送还了我丢失的钱包,我还没来得及问他们的名字,他们就离开了。while当时,然而,虽然;before不久就,

14、过了多久才,还没来得及就;after在之后;since自从,既然。根据句意选B。(2014三亚高一检测)The number of smokers in China _ increased in recent years,and a number of them _ the youth.A.has;areB.have;areC.is;is D.are;are【解析】选A。句意:最近几年,在中国吸烟者的数量增加了,他们中许多人是年轻人。the number of的数量,谓语动词用单数;a number of许多,大量的,谓语动词用复数。(2012江苏高考)There is little doub

15、t in your mind that he is innocent,_?A.is thereB.isnt thereC.is he D.isnt he【解析】选A。考查反意疑问句。句意:他是无辜的,你的内心对此几乎不怀疑,是吗?根据句子结构以及选项可知本题考查反意疑问句。that he is innocent是doubt的同位语从句,前面部分为主句。主句中的little为否定词,反意疑问句应用肯定式,因此答案为A。(2013天津高考)It was not until near the end of the letter _ she mentioned her own plan.A.thatB

16、.whereC.whyD.when【解析】选A。考查强调句。句意:快到信的末尾时她才提到自己的计划。分析句子可推断此处考查not until的强调句,形式是“it is/was not until.that.”,故选A。.选词填空so that,depend on,long before,come into being,the number of,according to,a number of,it is a pity that1.A new rule will soon _.2.He must limit _cigarettes he smokes.3.Bring it closer _I

17、 can see it better.4._the teacher,he fell far behind other students as a result of e into beingthe number ofso thatAccording to5._animals are dying out every year.6.It wont be _we meet again.7._in the story nobody helped the dodo.8.In ancient times,farmers _the weather for food.A number oflong befor

18、eIt is a pity thatdepended ondodo渡渡鸟Dodo鸟是一种不会飞的鸟，仅产于毛里求斯。拥有肥胖的身子和巨大的嘴。16世纪后期，欧洲殖民者来到了毛里求斯。不会飞又跑不快的Dodo鸟很快成为欧洲人来到岛上后主要的食物来源。人们开始大量的滥捕滥杀可怜的Dodo鸟，有时每天可以捕杀到几千只到上万只。由于过度的捕杀，很快岛上Dodo鸟变得越来越少。1681年，最后一只Dodo鸟被残忍的杀害后，从此，地球上再也见不到这种东西了，除非是在博物馆的图片中。As dead as a dodo心如死灰Listen to the tape and choose the correct

19、answer to complete each sentence.1.The dodo is_.A.fierce B.unkind C.friendly D.foolish2.He wants to believe that Man is telling the truth because _.A.Man is friendly B.he thinks Man is friendly C.he thinks the bears and monkeys lie D.Man is his best friend3.He didnt realize who had killed many of hi

20、s friends until _.A.Man told him the truth B.the other birds told him C.he saw how his friend was being killed by Man D.the monkeys told himI.根据下列各句句意及所给单词的汉语提示，写出所缺单词的正确形式。1.My son can remember every small _(事件)in great detail.2.It was one of the regions most _(猛烈的)storms in years.fierceincident3.T

21、he wind was blowing _(尘土)and leaves up from the ground.4.People want love stories with happy _(结局).5.My father _(检查)the tree and found that there was indeed a branch broken off.inspecteddustendingsII.选用方框内合适的词或短语，并用其适当形式填空。1.What do you _ we do to protect wildlife?2.No one knows when such a custom _

22、.suggestcame into beingcome into being according to home of suggest 3._ our records,the books you have borrowed should now be returned to the library.4.Meizhou is regarded as the _ football in Guangdong Province.According tohome ofcome into being according to home of suggest III.根据汉语提示，完成下列句子。1.在过去的

23、十年中，大学生花在电脑上的时间一直在增加。_,the amount of time a college student spends on the computer has been increasing.In the past/last ten years2.不久前，我有一次难忘的经历。_,I had an unforgettable experience.3.像许多别的男孩一样，打篮球是我最喜爱的体育运动。Like _,playing basketball is my favorite sports.Not long agomany other boys4.他工作和谈话的方式与众不同。_ he works and talks is different from others.5.我确切地知道，机会属于时刻准备着的人。I _ that chances belong to those who are always ready.know for sure The wayGet together with another group and tell them about your animal and your plan to save it.Choose the better plan and prepare to make a report to the class.