高中英语：Unit3 《Computers》课件 新人教必修2.ppt

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1、 New SEFC B2 Unit 3 Computers(Reading)2021/8/11 星期三1ks5u精品课件What do you know about computers?monitorkeyboardmouseCD-ROM/DVD-ROMloudspeaker boxFDD（Floppy Disk Driver2021/8/11 星期三2ks5u精品课件CPUhard discfloppy discUSB Flash Disk 2021/8/11 星期三3ks5u精品课件printerscannermodem 2021/8/11 星期三4ks5u精品课件Pre-reading

2、questions1.What have computers changed our life?2.What changes will they bring to us in the future?2021/8/11 星期三5ks5u精品课件Unit 3 Computers2021/8/11 星期三6ks5u精品课件WHO AM I?2021/8/11 星期三7ks5u精品课件ComprehendingTask 1:Go over the story and discuss with your partner who the speaker is in this story.Write dow

3、n three sentences to support your idea.1.Then in 1822 I was built as 2.an Analytical machine by3.Charles Babbage.2.My real father was Alan Turing,who in 1936 wrotesolve any mathematical problem.3.However,people thought I was simple-minded until they discovered I had“artificial intelligence”.It is a

4、computer.2021/8/11 星期三8ks5u精品课件Task 2:From the reading passage,find the words and expressions with the following meanings.1_ completely 2._ complete change3._ to make something happen4._ when a baby or animal is born5._ unable to understand difficult things6._ pass7._ take correct action8._ broadcas

5、t on several different channels9._ indeed10._ used to show that something happens in spite of a problem totallyrevolutionsothatbirthsimple-mindedgo bydeal withnetworktruelyanyway2021/8/11 星期三9ks5u精品课件Task 3 Look at the timeline below.Fill in the blanks with Information form the reading above.1642:_:

6、The Analytical Machine was made by Charles Babbage.1936:_1960s:_:The first family of computers was connected to each other.1970s:_Now:_The computer began as a calculating machine.1822 Alan Turing wrote a book to describe how computers could be made.Computers had new transistors and became smaller.19

7、60sComputers were brought into peoples homes.Computers connect people all over the world together.2021/8/11 星期三10ks5u精品课件The history of computersthe second generation (1956-1963)the third generation (1964-1971)the fourth generation (1971-)The first generation (1945-1956)2021/8/11 星期三11ks5u精品课件Homework1.Read the text after class and look for more information about the development of computers and its applications.2.Retell the story.3.Write down the story.2021/8/11 星期三12ks5u精品课件Goodbye2021/8/11 星期三13ks5u精品课件2021/8/11 星期三14