1、Unit 3 Computers1 Before reading,Try to put these inventions in an order according to the time when they appeared.(make a prediction in your mind)()analytical machine ()laptop ()calculating machine ()robot ()PC ()universal machine Pre-reading(P17)2Connection?3Task 1 Skimming1.Who is the speaker in t
2、his story?A computer.2.Whats the main idea of the text?A.The computer wants to find“who he is”.B.The function of the computer.C.The computer becomes popular around the world.D.The changes and the applications of the computer.A tip:The key words in the text may help you to summarize the main idea of
3、the text.4Task 2scanningRead the text quickly and find out the history of computers.5Many new _have been found.16421822Now19361960s1970sThe computer began as a_.The _was built by Charles Babbage._wrote a book about how computers could be made to work as a_.The first family of computers was connected
4、 to each other by_First as a _and then as a _,Computers were used in offices and homes.The history of computers:1940sThe computer had grown_.TimelineWhat happened?calculating machineanalytical machineAlan Turinguniversal machineas large as a rooma network.applicationsPClaptop6 Before reading,Try to
5、put these inventions in an order according to the time when they appeared.()analytical machine ()laptop ()calculating machine ()robot ()PC ()universal machine Pre-reading(P17)7The development of computers:Calculating machineAnalytical machineUniversal machinePCLaptopRobot8Task 3Detail reading Find t
6、he topic sentence of each paragraph and the supporting details.910Over time I have been changed quite a lot.1.Calculating machine2.analytical machine3.universal machine4.PC5.laptop11 These changes only became possible as my memory work5.World Wide Web12 Since the 1970s many new applications have bee
7、n found for munications 2.finance 3.trade4.robots 5.mobile phones6.medical operations7.space rockets13 A topic sentence tells us the main idea of a paragraph.A topic sentence is usually the first or last sentence of a paragraph.summary14Task 4 Discuss&speaking What can we do on a computer in our dai
8、ly life?15search for some informationwatch movies16listen to musicread books/magazines17send emails to friendsDownload files18Do shopping on lineplay games19draw pictureslook at photographs 20Do homeworkCommunicate/chat with my friends.21do homeworkdraw picturesplay gamescommunicate with my friendsSearch for some informationlisten to musicwatch moviesShopping online.222324
