高中英语 Unit3 computers-reading课件 新人教版必修2

1、ComputersWarming UpAn abacusA huge computerA calculatorA PCA notebook computerin common: for or by all of a group 共同的；共有的；共用的共同的；共有的；共用的 the land owned in common by the residents 居民共有的土地居民共有的土地 in common 常常同常常同have连用，如：连用，如： have nothing in common 无共同之处无共同之处 have little in common 几乎无共同之处几乎无共同之处have

2、something in common 有一些共同之处有一些共同之处have a lot in common 有许多共同之处有许多共同之处1) We just had nothing in common and I couldnt communicate with his dull business friends2) I suddenly felt we had a lot in common.3)In common with many other scientists , Einstein liked music. (Like)Warming UpAn abacusA huge compu

3、terA calculatorA PCA notebook computer(What do they have in common?) I think that In my opinion I believe that What s your reason? Why do you think so?1.They can be used for calculating. 2.They can deal with maths problems.3.They are our friends.4.They are useful and helpful.DiscussionReadingGuess w

4、ho I am.Task 1 Skimming1. Who is the speaker in this story? A computer.2. Whats the general idea of the passage?The passage is mainly about the history And development of computers. It is also about the relationship of computers and humans.Task 2 Fast reading1. Where were you in 1642? In France.2. W

5、hat happened to you in 1822? I was built as an Analytical Machine by Babbage.3. What were you called in 1936? A universal machine.4. What happened to you in the 1970s? I was brought into peoples homes.1642The Analytical Machine was built by Charles Babbage1936The computer began as a calculating mach

6、ine1822Alan Turing wrote a book to describe how computers could be madeTask 3 Careful reading1960s The first family of computers was connected to each other.1970s nowComputers had new transistors and became smaller1960sComputers were brought into peoples homesComputers connect people all over the wo

7、rld together.1. simple-minded: showing very little intelligence 头脑简单的头脑简单的; 笨的笨的 Richard is smart but he has a lot of simple-minded friends 理查德很聪明理查德很聪明, 可是他有许多头脑简单的朋可是他有许多头脑简单的朋友。友。 simple-minded 是一个复合形容词是一个复合形容词, 与它与它结构相同的复合形容词还有：结构相同的复合形容词还有： absent-minded 心不在焉的心不在焉的 open-minded 虚心的虚心的, 没有偏见的没有偏见

8、的 narrow-minded 心胸狭窄的心胸狭窄的 single-minded 一心一意的一心一意的 strong-minded 意志坚强的意志坚强的 weak-minded 低能的低能的, 愚蠢的愚蠢的2. artificial adj. 人工的人工的,人造的人造的 artificial flowers/limbs/pearls 假花假花/假肢假肢/假珍珠假珍珠 artificial intelligence 人工智能人工智能3. anyway 无论如何无论如何(anyhow) Anyway, you can try. 无论如何你可以试试。无论如何你可以试试。 I dont care wh

9、at you say; Im going to do it anyway.比较比较: someway 意为意为“以某种方式以某种方式;不知不知怎么地怎么地”(somehow)Someway, I dont feel I can trust him.不知怎么地不知怎么地,我觉得不能信任他我觉得不能信任他.4. go by: (of time) pass e.g. As time goes by my memory gets worse and worse.go by sth.: to be guided by sth.;to form an opinion from sth.Thats a go

10、od rule to go by.If past experience is anything to go by, theyll be late.5. totally adv. 整个地整个地;完全地完全地 totally blind 全盲全盲 total adj. 完全的完全的; 整个的整个的 total silence 寂静无声寂静无声 in total 总共总共There are/were times when.有时常会有时常会There are times when I dont know what to do.There was a time when.曾经一度曾经一度.;有一个时候有

11、一个时候 There was a time when women were not allowed to take part in sports.6. And my memory became so large that I couldnt believe it!句型：句型：so that如此如此以致于以致于与与 tooto 句型的相互转换句型的相互转换And my memory became too large for me to believe it.eg He is so old that he cant carry the box.He is too old to carry the

12、box. 此结构中的此结构中的that从句表示结果。从句表示结果。 The stone is so heavy that no one can lift it. 比较比较: so that 既可以表结果既可以表结果,也可以表目的。也可以表目的。He got up early this morning so that he could catch the bus. so.that.结构的结构的so+形容词形容词/副词位于副词位于句首时句首时,句子用倒装结构。句子用倒装结构。 So hard does he work that he seldom goes home.7. deal with 1)

13、 对待对待(人、事人、事) :get along/on with, do withHe knows well how to deal with children.2) 论及论及.: refer to The book deals with the Middle East. 3)处理处理How are you going to deal with the water pollution of this area?比较比较: deal with/do with两者都可以表示两者都可以表示“处理处理”, 但在特殊疑但在特殊疑问句中问句中, do with也也what连用连用,deal with与与h

14、ow连用。连用。What do you do withHow do you deal with the wounded?8. I love being used to connect people who arent close enough to speak to each other.enough 的用法的用法:作名词作名词e.g. Enough has been done for him.作形容词作形容词 (通常放在名词前）通常放在名词前）e.g. We have not enough food.作副词作副词 (放在形容词放在形容词, 副词，动词之后）副词，动词之后）e.g. The b

15、ook is easy enough for her to read.They didnt run fast enough.You didnt practise enough at the piano.1completely2complete change3The study of how to make computers do intelligent things.4being born5unable to understand difficulties6passtotallyrevolutionArtificial intelligencebirthsimple-mindedgo byT

16、ask 4 Fill in the blanks.7take correct action for8linked computer system9indeed10used to show that something happens in spite of a problemdeal withnetworktrulyanyway1. What is PC? Speak the name on the whole.It means: personal computer.2. What is IT?Information Technology.3. What is CD-ROM?Compact d

17、isc read-only memory.4. What is DVD?Digital Video Disc.5. What is W.W.W?World wide web.6. 科学技术。科学技术。Science and technology.7. 人工智能。人工智能。Artificial intelligence.8.笔记本电脑。笔记本电脑。Notebook computer.9. Who was the first person to devise the first computer? Charles Babbage invented an Analytical machine in

18、1822.10. Who was the computers real father?Alan Turing.Read the passage and then fill in the chart.Reading task on Page 58 RECORD CARDHUA FEI AbilityPerformance in 78th Olympics Prize won Performance in 79th Olympics Reason for failure Treatment Excellent style and movements; Olympic standardWonderful turns, dives, circles and dancesSilver me