U3-1-Computers-B2PPT课件下载推荐.ppt

1、Unit3computersAcomputer is a machine which keeps knowledge in its memory and does work on that knowledge.This knowledge is kept in symbols;#it is called data.A computer usually has a monitor to show results.Write out all the words which are related to putermonitorclicksoftwaresearchupdatedownloadInt

2、ernetkeyboard243561.monitor 2.screen 3.CD-ROM4.mouse 5.keyboard 6.hard diskLabeleachpart1How useful computers are!#school workgamesemailsmusic and filmschatinformationphotosshoppingInternet1）Who is the speaker in this story?#A computer.WHO AM I?#Reading2）Read to get the main idea of the type of writ

3、ing and summary of WHO AM I?#Style of writingMain idea ofthe passagea piece of narrative writing.It tells about the_and _ ofthe computer.birthdevelopmentPara.1_I began as a calculating machine in France in 1642.and it took nearly two hundred years before I was built as an analytical machine by Charl

4、es Babbage.After I was programmed by an operator.At that time it was considered a technological revolution and the start of my artificial intelligence.In 1936 my real father,Alan Turing,wrote a book about how I could be made to work as a universal machine to solve any difficult mathematical problem.

5、From then on,I grew rapidly both in size and in brainpower.By the 1940s I had grown as large as a room.As time went by,I was made smaller.First as a PC（personal computer）and then as a laptop,I have been used in offices and homes since the 1970s.B.B.Over time I have been changed quite a lot.A.A.These

6、 changes only became possible as my memory improved.C.C.Since the 1970s many new applications have been found for me.D.D.I am now truly filled with happiness that I am a devoted friend and helper of the human race!#B B B BPara.1_I began as a calculating machine in France in 1642.and it took nearly t

7、wo hundred years before I was built as an analytical machine by Charles Babbage.After I was programmed by an operator.At that time it was considered a technological revolution and the start of my artificial intelligence.In 1936 my real father,Alan Turing,wrote a book about how I could be made to wor

8、k as a universal machine to solve any difficult mathematical problem.From then on,I grew rapidly both in size and in brainpower.By the 1940s I had grown as large as a room.As time went by,I was made smaller.First as a PC（personal computer）and then as a laptop,I have been used in offices and homes si

9、nce the 1970s.B.B.Over time Over time I have beenI have been changedchanged quite a lot.quite a lot.A.A.These changes only became possible as my memory improved.C.C.Since the 1970s many new applications have been found for me.D.D.I am now truly filled with happiness that I am a devoted friend and he

10、lper of the human race!#B B B BPara.1_I began as a calculating machine in France in 1642.and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.After I was programmed by an operator.At that time it was considered a technological revolution and the start o

11、f my artificial intelligence.In 1936 my real father,Alan Turing,wrote a book about how I could be made to work as a universal machine to solve any difficult mathematical problem.From then on,I grew rapidly both in size and in brainpower.By the 1940s I had grown as large as a room.As time went by,I w

12、as made smaller.First as a PC（personal computer）and then as a laptop,I have been used in offices and homes since the 1970s.B.B.Over time Over time I have beenI have been changedchanged quite a lot.quite a lot.A.A.These changes only became possible as my memory improved.C.C.Since the 1970s many new a

13、pplications have been found for me.D.D.I am now truly filled with happiness that I am a devoted friend and helper of the human race!#B B B BPara.1_I began as a calculating machine in France in 1642.and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.Af

14、ter I was programmed by an operator.At that time it was considered a technological revolution and the start of my artificial intelligence.In 1936 my real father,Alan Turing,wrote a book about how I could be made to work as a universal machine to solve any difficult mathematical problem.From then on,

15、I grew rapidly both in size and in brainpower.By the 1940s I had grown as large as a room.As time went by,I was made smaller.First as a PC（personal computer）and then as a laptop,I have been used in offices and homes since the 1970s.B.B.Over time Over time I have beenI have been changedchanged quite

16、a lot.quite a lot.A.A.These changes only became possible as my memory improved.C.C.Since the 1970s many new applications have been found for me.D.D.I am now truly filled with happiness that I am a devoted friend and helper of the human race!#B B B BWho am I（structure）Para 1Para 1Over time I have been changed quite a lot.Writing skill Time orderPara 2Para 2Para 3Para 3Supporting detailscalculating;#analytical;#universal;#PC;#laptop TimeEvents16421822_was made by Charles Babbage.Alan Turing wrote that the comp