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

1、Computers第一页，编辑于星期五：十一点 五十五分。Warming UpAn abacusA huge computerA calculatorA PCA notebook computer第二页，编辑于星期五：十一点 五十五分。in common: for or by all of a group 共同的；共有的；共用的 the land owned in common by the residents 居民共有的土地 in common 常常同have连用，如： have nothing in common 无共同之处 have little in common 几乎无共同之处第三页

2、，编辑于星期五：十一点 五十五分。have something in common 有一些共同之处have a lot in common 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)第四页，编辑于星期五：十一点 五十五分。War

3、ming UpAn abacusA huge computerA calculatorA PCA notebook computer第五页，编辑于星期五：十一点 五十五分。(What do they have in common?)I think thatIn my opinionI believe thatWhat 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

4、useful and helpful.Discussion第六页，编辑于星期五：十一点 五十五分。Reading第七页，编辑于星期五：十一点 五十五分。Guess who I am.第八页，编辑于星期五：十一点 五十五分。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 abou

5、t the relationship of computers and humans.第九页，编辑于星期五：十一点 五十五分。Task 2 Fast reading1. Where were you in 1642? In France.2. What 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 bro

6、ught into peoples homes.第十页，编辑于星期五：十一点 五十五分。1642The Analytical Machine was built by Charles Babbage1936The computer began as a calculating machine1822Alan Turing wrote a book to describe how computers could be madeTask 3 Careful reading第十一页，编辑于星期五：十一点 五十五分。1960s The first family of computers was con

7、nected to each other.1970s nowComputers had new transistors and became smaller1960sComputers were brought into peoples homesComputers connect people all over the world together.第十二页，编辑于星期五：十一点 五十五分。1. simple-minded: showing very little intelligence 头脑简单的; 笨的 Richard is smart but he has a lot of simp

8、le-minded friends 理查德很聪明, 可是他有许多头脑简单的朋友。 simple-minded 是一个复合形容词, 与它结构相同的复合形容词还有：第十三页，编辑于星期五：十一点 五十五分。 absent-minded 心不在焉的 open-minded 虚心的, 没有偏见的 narrow-minded 心胸狭窄的 single-minded 一心一意的 strong-minded 意志坚强的 weak-minded 低能的, 愚蠢的第十四页，编辑于星期五：十一点 五十五分。2. artificial adj. 人工的,人造的 artificial flowers/limbs/pe

9、arls 假花/假肢/假珍珠 artificial intelligence 人工智能第十五页，编辑于星期五：十一点 五十五分。3. anyway 无论如何(anyhow) Anyway, you can try. 无论如何你可以试试。 I dont care what you say; Im going to do it anyway.比较: someway 意为“以某种方式;不知怎么地(somehow)Someway, I dont feel I can trust him.不知怎么地,我觉得不能信任他.第十六页，编辑于星期五：十一点 五十五分。4. go by: (of time) pa

10、ss 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 good rule to go by.If past experience is anything to go by, theyll be late.第十七页，编辑于星期五：十一点 五十五分。5. totally adv. 整个地;完全地 totally blind 全盲 total adj. 完全的; 整个的 total silence 寂静无声

11、in total 总共There are/were times when.有时常会There are times when I dont know what to do.There was a time when.曾经一度.;有一个时候 There was a time when women were not allowed to take part in sports.第十八页，编辑于星期五：十一点 五十五分。6. And my memory became so large that I couldnt believe it!句型：so that如此以致于与 tooto 句型的相互转换And

12、 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 box.第十九页，编辑于星期五：十一点 五十五分。 此结构中的that从句表示结果。 The stone is so heavy that no one can lift it. 比较: so that 既可以表结果,也可以表目的。He got up early this morning so that he could catch the bus. so.t

13、hat.结构的so+形容词/副词位于句首时,句子用倒装结构。 So hard does he work that he seldom goes home.第二十页，编辑于星期五：十一点 五十五分。7. deal with 1) 对待(人、事) :get along/on with, do withHe knows well how to deal with children.2) 论及: refer to The book deals with the Middle East. 3)处理How are you going to deal with the water pollution of

14、this area?第二十一页，编辑于星期五：十一点 五十五分。比较: deal with/do with两者都可以表示“处理, 但在特殊疑问句中, do with也what连用,deal with与how连用。What do you do withHow do you deal with the wounded?第二十二页，编辑于星期五：十一点 五十五分。8. I love being used to connect people who arent close enough to speak to each other.enough 的用法:作名词e.g. Enough has been

15、done for him.作形容词 (通常放在名词前e.g. We have not enough food.第二十三页，编辑于星期五：十一点 五十五分。作副词 (放在形容词, 副词，动词之后e.g. The book is easy enough for her to read.They didnt run fast enough.You didnt practise enough at the piano.第二十四页，编辑于星期五：十一点 五十五分。1completely2complete change3The study of how to make computers do intel

16、ligent things.4being born5unable to understand difficulties6passtotallyrevolutionArtificial intelligencebirthsimple-mindedgo byTask 4 Fill in the blanks.第二十五页，编辑于星期五：十一点 五十五分。7take correct action for8linked computer system9indeed10used to show that something happens in spite of a problemdeal withnet

17、worktrulyanyway第二十六页，编辑于星期五：十一点 五十五分。Task 5 QUESTION-ANSWER COMPETITION 第二十七页，编辑于星期五：十一点 五十五分。1. 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 disc read-only memory.4. What is DVD?Digital Video Disc.第二十八页，编辑于星期五：十一点

18、 五十五分。5. What is ?World wide web.6. 科学技术。Science and technology.7. 人工智能。Artificial intelligence.8.笔记本电脑。Notebook computer.第二十九页，编辑于星期五：十一点 五十五分。9. Who was the first person to devise the first computer? Charles Babbage invented an Analytical machine in 1822.10. Who was the computers real father?Alan Turing.第三十页，编辑于星期五：十一点 五十五分。Read the passage and then fill in