高一英语Unit3 Computers课件 新课标 必修2 课件VIP免费

New SEFC B2 Unit 3 Computers (Reading)What do you know about What do you know about computers?computers?monitorkeyboardmouseCD-ROM / DVD-ROMloudspeaker box FDD （ Floppy Disk DriverCPUhard discfloppy discUSB Flash Disk printerscannermodemPre-reading questionsPre-reading questions1.What have computers changed our life?2.What changes will they bring to us in the future?ComprehendingComprehendingTask 1: Go over the story and discuss with your partner who the speaker is in this story. Write down three sentences to support your idea.1.Then in 1822 I was built as an Analytical machine by Charles Babbage.2. My real father was Alan Turing, who in 1936 wrote…solve any mathematical problem.3.However, people thought I was simple-minded until they discovered I had “artificial intelligence”.It is a computer.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. _________ broadcast on several different channels9 ._________ indeed10.__________ used to show that something happens in spite of a problem totallyrevolutionso…thatbirthsimple-mindedgo bydeal withnetworktruelyanywayTask 3 Look at the timeline below. Fill in the blanks with Information form the reading above. 1642: ___________________________________________: 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.1960sComputers were brought into people’s homes.Computers connect people all over the world together. The history of computers history of computersthe second generation (1956-1963)the third generation (1964-1971)the fourth generation (1971- )The first generation (1945-1956)HomeworkHomework 1. 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.