【广东版创新设计】2011高考英语一轮复习 Unit 3 Computers课件 新人教版必修2.ppt

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1、Unit 3Computers 漫画欣赏漫画欣赏 画面描述画面描述 A young man is running toward the end of a race，sweating all over.The end line leaves a deep impression on us，for it is both “finish line” and “starting line” if we look at it from a different angle. 寓意理解寓意理解 Achievement calls for celebration.But life is just like a

2、n endless race.An ambitious person will well realize that his success is the starting point for a new race. 你能否对此加以扩展，写一篇你能否对此加以扩展，写一篇120120词左右的小短文？词左右的小短文？短文填空短文填空 根据课文根据课文WHO AM I? 完成下列短文。完成下列短文。 history of computer began in 1642 in France. was first built only as a calculating machine，and later a

3、s an Analytical Machine that followed instructions from cards with holes. Still later，the “universal machine” is built (solve) mathematical problem，and this made computer huge! It was thought to simpleminded people discovered it had “artificial intelligence”. the years have gone by，computer has been

4、 made smaller，quicker cleverer. Later，computers were connected by network and brought common peoples homes to deal with information and help communication people around the world. Since birth，computer has always been designed to serve the human race.The It to solve be until/before As and into betwee

5、n its .单词拼写单词拼写 1The a flower looks exactly like a real one. 2Shes got the job because she had the a of knowing many languages. 3God is believed to have made the u . 4The invention of the television caused a r in our daily life. 5Plastic is a widely used m . 6He was (徘徊徘徊) about in the forest when a

6、 tiger came out. 7He is a (头脑简单头脑简单) person，who has not much intelligence. 8This dish cannot (正确地正确地) be described as Chinese food. 9You have no other (选择选择) but to obey.rtificial dvantage niverse evolution aterial wandering simpleminded truly choice .短语填空短语填空 1_，elementary schooling is more importa

7、nt than secondary schooling. 2She _ some excuses about her daughter being sick. 3They use specially trained dogs to _ their sheep at night. 4As far as Im concerned，things will get easier as time _. 5I think we should work out a plan to _ this situation. 6Christmas is a special holiday when the whole

8、 family are supposed to _. 7I hear youre looking for a student to _ a volunteer， arent you? 8Dont blame him for breaking that vase；_ he is a child. 9There is a dramatic drop in sales._，profits have greatly declined. 10As grownups，they should learn to take responsibilities _ share rights in life. In

9、a way made up watch over goes by deal with get together work asafter all As a result as well as.完成句子完成句子1And my memory became _ (如此之大，连我自己都不能相信如此之大，连我自己都不能相信)(so)2Personally，I think the team _ (获得第一获得第一 名的名的) cheated.(win)3She programs me with all the possible moves she has seen _ (在观看人类比赛时在观看人类比赛时)

10、(while)so large that I couldnt believe it who won the first place while watching human games.模仿造句模仿造句1I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage. 翻译翻译三个月后他才病愈恢复健康。三个月后他才病愈恢复健康。 _2By the 1940s I had grown as large as a r

11、oom，and I wonder if I would grow any larger. 翻译翻译到到2003年，那家公司已经发展成为一个跨国公司。年，那家公司已经发展成为一个跨国公司。 _3As time went by，I was made smaller. 翻译翻译随着时间的推移，她越来越想家了。随着时间的推移，她越来越想家了。 _It took three months before he recovered from his illness.By 2003，that company had developed into a multinational company. As time

12、 went by，she became more homesick.4I have also been put into robots and used to make mobile phones as well as help with medical operations. 翻译翻译你不可能叫她既照顾孩子又做家务。你不可能叫她既照顾孩子又做家务。_5In this way I can make up new moves using my “artificial intelligence” 翻译翻译我们通常用手机保持联系。我们通常用手机保持联系。 _You cannot expect her

13、 to do the housework as well as look after the children. We usually keep in touch using mobile phones. 核心词汇梳理核心词汇梳理1common adj. 普通的，一般的，常见的；共同的，共有的普通的，一般的，常见的；共同的，共有的 Its a mistake quite common among students. 这是一个学生常犯的错误。这是一个学生常犯的错误。 Britain and America share a common language. 英美使用共同的语言。英美使用共同的语言。

14、 搭配搭配 in common共有；和共有；和有共同之处有共同之处 in common with和和一样一样辨辨 析析 common/ordinary/usual/general/average/universal/normalcommon含有经常发生或经常见到的事情，又指普通事物，但并不含有经常发生或经常见到的事情，又指普通事物，但并不含有多数的意思，可用于平常的意思，常用于习惯，经验，生活，含有多数的意思，可用于平常的意思，常用于习惯，经验，生活，意见。意见。ordinary意为意为“平常的平常的”“”“普通的普通的”“”“一般的一般的”，是依照，是依照一般标准来判断，含有平淡无奇的意味。

15、一般标准来判断，含有平淡无奇的意味。usual“平常的平常的”“”“通常通常的的”，强调习惯性，符合规章制度的或一贯如此的。强调习惯性，符合规章制度的或一贯如此的。general指指“普通的，一般的普通的，一般的”与与particular相对相对；average作作“普通的普通的”讲时，讲时，强调强调“一般水平一般水平”；universal指指“普通的普通的”时意为时意为“全然全然，没有没有例外例外”。normal指正常的，规范的。指正常的，规范的。选词填空选词填空(1)In _，the northerners are keen on dumplings.(2)He was asked the

16、 _ questions by the police.(3)Smith is a very _ name in English.(4)His novel describes the _ people.(5)The doctor said the childs temperature was _.(6)He is a boy of _ intelligence.general usual common ordinary normal average完成句子完成句子(7)You know，Dorothy，you and I have _ _ _ _(有一点是相同的有一点是相同的)(8)We jus

17、t had _ _ _(一点共同点都没有一点共同点都没有) and I couldnt communicate with his dull friends.(9)I suddenly felt we had _ _ _ _(有许多相似之处有许多相似之处)(10)They can treat most of the _ _(常见病常见病)one thingin common nothing in common a lot in common common diseases2.advantage C 优点；好处优点；好处，同同 benefit There is little advantage i

18、n buying a dictionary if you cant read. 如果你不识字，买字典也无用。如果你不识字，买字典也无用。 搭配搭配 (1)take advantage of 利用；欺骗；占便宜。利用；欺骗；占便宜。 (2)have (gain，win) an advantage (over) 占优势占优势 (3)have the advantage of sb. 知道某人所不知道的事知道某人所不知道的事 (4)to sb.s advantage 对某人有利对某人有利 完成句子完成句子 (1)He has _(有有有利条件有利条件) a steady job. (2)She _

19、(利用利用) my generosity. 派生派生 advantageous adj.有利的有利的 disadvantage n. 不利条件，不利地位不利条件，不利地位the advantage oftook advantage of3.choice n. C选择，挑选选择，挑选；U选择权选择权 Have I any choice but to do as you tell me？ 除了依你的话外，我还有什么选择？除了依你的话外，我还有什么选择？ 搭配搭配 (1)have no choice but to do.别无选择只能别无选择只能 (2)make a careful choice细心选

20、择细心选择 take your choice随你选择随你选择 It has no choice but to lie down and sleep. 于是它别无选择，只好躺下睡觉。于是它别无选择，只好躺下睡觉。 翻译句子翻译句子 (1)他除了辞职别无选择。他除了辞职别无选择。 _ (2)我们面临着困难的抉择。我们面临着困难的抉择。_He had no choice but to resign.We are faced with a difficult choice. 4total adj. 完全的；总的完全的；总的vt.总计总计n合计合计 Im afraid that the performa

21、nce was not a total success. 在我看来，这次演出恐怕不能算是完全成功在我看来，这次演出恐怕不能算是完全成功。 We have debts totaling 5,000 dollars. 我们的债务总计为五千美元。我们的债务总计为五千美元。 If you add 30 to 45 the total is 75.30加加45是是75。 联想联想 in total总共；总计总共；总计 total up把把相加起来相加起来 total up to合计是；总计是合计是；总计是 完成句子完成句子 (1)There were probably about 40 people t

22、here _. 那里总共可能有那里总共可能有40人。人。 (2)At the end of the game _ everyones score to see who has won. 在游戏结束时，把每个人的总分加起来，看看是谁赢了。在游戏结束时，把每个人的总分加起来，看看是谁赢了。in total total up 5result n结果；成果；成绩结果；成果；成绩v导致；结果是导致；结果是 联想联想 as a result 因此；作为结果因此；作为结果 as a result of作为作为的结果的结果 result from因因造成造成 result in导致；结果是导致；结果是 完成句

23、子完成句子 (1)He runs every day. _(结果结果)， he has lost weight. (2)She was late _(作为结果作为结果)snow.As a result as a result of6.anyway adv.无论如何，反正无论如何，反正( (转换话题、结束谈话或回到原话题转换话题、结束谈话或回到原话题 时说时说) )；即使如此，可放在句首或句末。相当于；即使如此，可放在句首或句末。相当于anyhow。 提示提示 somehow (someway) adv.不知怎么地；不晓得什么缘故；以不知怎么地；不晓得什么缘故；以 某种方法；以某种方式。某种方法

24、；以某种方式。 翻译句子翻译句子 (1)He may not like my visit，but I shall go and see him anyway. _ (2)Her father objected，but she went abroad anyway. _ (3)Anyway，I will phone you later. _ (4)You may do it anyway you like it. _尽管他或许不喜欢我的到访，我还是要去看他。尽管他或许不喜欢我的到访，我还是要去看他。她父亲反对，然而她还是出国了。她父亲反对，然而她还是出国了。不管怎样，我一会儿给你打电话。不管怎样

25、，我一会儿给你打电话。你可以用任何一种你喜欢的方法去做。你可以用任何一种你喜欢的方法去做。7goal n目标；球门；得分目标；球门；得分 搭配搭配 achieve ones goal实现目标实现目标 set a goal设定目标设定目标 score a goal进一个球；得一分进一个球；得一分 完成句子完成句子 (1)我们已经实现了为无家可归者建庇护所的目标。我们已经实现了为无家可归者建庇护所的目标。 Weve _of building a shelter for the homeless. (2)练习开始前，你最好设定一个目标。练习开始前，你最好设定一个目标。 Youd better _ b

26、efore you start the drill. (3)巴乔为意大利队进了头一个球。巴乔为意大利队进了头一个球。 Baggio _ for Italy.achieved our goal set a goal scored the first goal8signal n信号信号vt.发信号发信号 搭配搭配 send/give a signal发信号发信号 receive/pick up a signal接收信号接收信号 句型句型 signal (to) sb.to do sth.示意某人做某事示意某人做某事 (1)她在向孩子们打手势，要他们留在外面。她在向孩子们打手势，要他们留在外面。 S

27、he _. (2)警察向来往车辆发信号，示意缓慢前行。警察向来往车辆发信号，示意缓慢前行。 The police _ slowly.was signalling to the children to stay outside signaled the traffic to move forward重点短语例释重点短语例释1.go by 走过走过( (某地某地) )；( (时间时间) )过去，流逝；过去，流逝；( (机会等机会等) )失去，被轻易放过失去，被轻易放过 A car went by at full speed.一辆汽车以全速驶过。一辆汽车以全速驶过。 Several years we

28、nt by before they met again. 他们过了好几年后才再度见面。他们过了好几年后才再度见面。 Dont let this chance go by.不要错失这次机会。不要错失这次机会。2in a way 有几分；在某种程度上；就某种意义上来说有几分；在某种程度上；就某种意义上来说 In a way I like Betty，but I wouldnt really trust her. 我有几分喜欢贝蒂，但我不会真正信任她。我有几分喜欢贝蒂，但我不会真正信任她。 In a way I agree with what you said at the meeting. 就某种

29、意义上来说，我同意你在会议上的发言。就某种意义上来说，我同意你在会议上的发言。 联想联想 in the way妨碍别人妨碍别人 all the way 从开始到现在，自始至终从开始到现在，自始至终 in one way or another以一种或另一种方式以一种或另一种方式 in no way一点也不，决不一点也不，决不 eel ones way摸索着前进摸索着前进 push ones way挤挤着前进着前进 by the way顺便说一下顺便说一下3.make up (1)补足补足(2)编排编排(3)化妆化妆(4)组成组成(be made up of. 由由组成组成)(5)整理整理 拓展拓

30、展 make up for补偿运用：完成句子补偿运用：完成句子 (1)She is very good at _ _(编造编造) excuse. (2)You must _ _ _ _(弥补损失弥补损失) for the part of Macbeth. (3)We must _ _(弥补弥补) for the lost time.Making up make the loss up make up4after all 终究；毕竟；别忘了终究；毕竟；别忘了 Wed better buy some presents for our son，after all，his birthday is on

31、ly two days away. 我们最好给我们的儿子买些礼物，别忘了，仅仅再过两天他我们最好给我们的儿子买些礼物，别忘了，仅仅再过两天他 就生日了。就生日了。 Forgive him hes a child after all. 原谅他吧，他毕竟还是个孩子嘛。原谅他吧，他毕竟还是个孩子嘛。 联想联想 in all总计总计 above all首先，首要首先，首要 first of all首先首先(not) at all根本根本( (不不) )5.watch over 看管；监视看管；监视 完成句子完成句子 (1)They took turns to _ the children. 他们轮流看

32、管这些孩子。他们轮流看管这些孩子。 (2)They _ by three policemen. 他们被三个警察监视着。他们被三个警察监视着。6get together 聚会；聚集聚会；聚集 完成句子完成句子 (1)He _ some friends to plan a party for her. 他和几个朋友聚在一起计划为她举办一个聚会。他和几个朋友聚在一起计划为她举办一个聚会。 (2)We _ at the church. 我们聚集在教堂里。我们聚集在教堂里。 联想联想 come together和好；集合和好；集合 go together一起去；相配；相称一起去；相配；相称 put to

33、gether装配；组合；拼凑；综合装配；组合；拼凑；综合watch overwere watched overgot together withgot together疑难语句细解疑难语句细解1I know this sounds very simple，but at that time it was a technological revolution！我知道这听起来很简单，但在那时我知道这听起来很简单，但在那时 却是技术革命！却是技术革命！ 点拨点拨 句中句中soundsound是连系动词，意为是连系动词，意为“听起来听起来”，用于以下三种，用于以下三种 结构：结构：接形容词或名词作表语。

34、接形容词或名词作表语。 (1)报告听起来是真实的。报告听起来是真实的。 The report _. (2)听来她是一位很诚实的女人。听来她是一位很诚实的女人。She _ 点拨点拨 sound like名词或动名词。名词或动名词。 (3)这故事听起来很有趣这故事听起来很有趣。 The story _. (4)这风听起来好像动物在叫。这风听起来好像动物在叫。 The wind _ howling. 点拨点拨 sound as if从句从句。 (5)听起来你感冒了。听起来你感冒了。 Your voice _ you have a cold. (6)听来好像政府不知所措。听来好像政府不知所措。 It

35、_ the government dont know what to do.sounds true sounds an modest woman sounds like fun sounds like an animal sounds as if sounds as if2Then I was the size of a large room! 后来我有一间大房子那么大！后来我有一间大房子那么大！ 点拨点拨 此句中的此句中的the size of相当于相当于as big as，这是一种常见的比较这是一种常见的比较 结构。结构。 完成句子完成句子 (1)它大约有两个鸭蛋那么大。它大约有两个鸭蛋那

36、么大。 Its about _ a ducks egg. (2)尼日利亚是英国的三倍大。尼日利亚是英国的三倍大。 Nigeria is _Great Britain. twice the size of three times the size of 拓展拓展 与此相似的结构还有与此相似的结构还有：the height of (as tall/high as)； the length of (as long as)；the width of (as wide as)；the weight of (as heavy as) (3)这座山的高度是那座山的一半。这座山的高度是那座山的一半。 This

37、 mountain is _. (4)这条路几乎和那条路一样宽。这条路几乎和那条路一样宽。 This road is almost _. (5)这头大象几乎比那匹马重十倍。这头大象几乎比那匹马重十倍。 This elephant is almost _.half the height of that one the width of that one ten times the weight of that horse怎样猜测词义怎样猜测词义( (四四) ) 【方法技巧方法技巧】 根据构词法猜测词义。例如：根据构词法猜测词义。例如：They overestimate the interview

38、ees ability and asked him many difficult questions.其中其中的的overestimate是由是由estimate“估计估计”加上前缀加上前缀over“过分过分”构成的，构成的，故可猜测出故可猜测出overestimate意为意为“过高估计过高估计”。 【实例验证】实例验证】 Towards evening，there comes the grand finale of the opening day，an extremely exciting horserace.All the riders run very fast on horseback

39、.Some riders hang off the side of their saddles.Some even ride upside downtheir legs and feet straight up in the airall at full speed.Others rush down the course together，men arm in arm，on different horses.On and on they go.So fast and so wonderful.The underlined word “finale” most probably means th

40、e _ of the opening day. Afirst part Bmiddle Clast part Dwhole 解析解析：finale是由是由final“最后的最后的”派生而来的，所以很容易就可确派生而来的，所以很容易就可确 定答案为定答案为C。 答案答案：C 【实践应用实践应用】 Most women in Ghanathe educated and illiterate，the urban and rural，the young and oldwork to make money in addition to maintaining their roles as housewi

41、ves and mothers. Ninety percent of women 15 years of age and over are married.Women say they would like to have six or more children，and in fact an average of seven children is born to every woman.In short，the normal life pattern for most Ghanaian women is to combine an active role in the economy wi

42、th an active role as wife and mother of a large family. How do these working mothers deal with their different roles in the home and on the job? Some new ideas are being tried.One of these is family planning to help reduce family size.Another helpful measure is the day care center，but usually the fe

43、es are too high for the poor.Ghanaians realize that more day care centers are needed.Ghana today is looking for new ways to meet the needs of women and their families，so women can continue to play their roles both in the home and in the economy.The underlined word “illiterate” in the passage means _

44、. Arepeated Brich Cuneducated Dsick 解析解析：illiterate是由是由literate派生而来派生而来，由由literate可联想起可联想起 literature“文化文化”，故而可知，故而可知literate意为意为“有文化的，受过教有文化的，受过教 育的育的”。在。在literate前加上表示否定意义的前缀前加上表示否定意义的前缀il当然就是当然就是“没没 有文化的，没有受过教育的有文化的，没有受过教育的”。 答案答案：C实战演练实战演练 A couple of years ago，before a trip to China，Nicole Davi

45、s and her US womens volleyball teammates were warned about the prominence(显著、突出显著、突出) of coach “Jenny” Lang Ping in her native country. “I was pushed over by Chinese journalists while I was just trying to put my luggage on the bus，” said Davis. Known as the “Iron Hammer” for her punishing spikes(扣扣球

46、球)，Lang made it possible for China to dominate in the sport in the early 1980s. She was a key player on Chinas 1984 Olympic gold medalwinning team. When the US team arrived for the Olympics，Lang,48，who is from Beijing，had to take a different route to avoid a crowd of reporters and fans. Then came th

47、e greatest moment to Lang: while the US team was playing in a packed gym，at least 8,000 Chinese fans unfurled an American flag. “That really says it all，” Davis said. “They look at her as an icon (偶像偶像). Im sure its hard for them to see her coaching another country，but they love her so dearly that h

48、er success is their success.” The loyalty of the Chinese fans was tested on Friday，when China lost a match to the US. “Its a pity that China lost the match，but Im still glad that Lang Pings team won，since she is the pride of Chinas volleyball，” said Liu Chengli，a spectator. “We also cheered for Lang

49、s victory.” Lang says she just tries to stay professional when the two teams meet. “It doesnt matter if we play China or any other team. Its the same.” Lang said. Davis said she and her teammates could not have imagined the passion for volleyball among Chinese because the sport was lack of popularit

50、y in the US. The reception from Chinese fans has touched the US players，said US volleyball player Lindsey Berg. “Its such an honor to be here and play for our coach here in China，” she said. “The amount of support that the Chinese give to her and us has been tremendous. The whole event has been unbe