牛津上海（本地版）五四制 九年级上（新版）Module 2 Unit 4 Computers Period 1 课件（32张PPT）

课件32张PPT。Period 1Getting ready Reading Module 2 Science and technologyUnit 3Game: Say the names of different parts of a computerStand up and say aloud!Names of different parts of a computermonitorkeyboardmouseMain unitspeakersUSB diskCD-ROM/ DVD-ROMdrivesNames of different parts of a computer1 The _____ shows words and pictures. 2 We use the _____ for typing. 3 The “brain” of a computer is in the _____. 4 We move the _____ to control the computer. 5 We hear sound from the _____.How much do you know about computers? Look at the photo below and complete the sentences with the correct names.Brain-storming What kind of jobs can a computer do???????play gamescalculatetypedraw pictures??printplay video/musictypeCalculate v.Calculator n. Calculation n. Topics to think about:How have computers developed over these years? How important are computers in our daily lives? Are computers cleverer than human beings? Can they replace (取代) the human beings? Look at the pictures, the title and the sub-headings of the article on page 35. Then tick (?) the facts that the article probably talks about.1 Computers are getting smaller and better. 2 Computers can do important jobs like flying planes. 3 Computers may work as doctors. 4 Computers are expensive.Before you read2A sub-heading usually tells us the topic of the paragraph(s) below it.sub-headings???1 Computers are getting smaller and better. 2 Computers can do important jobs like flying planes. 3 Computers may work as doctors. 4 Computers are expensive. Look at the pictures, the title and the sub-headings of the article on page 35. Then tick (?) the facts that the article probably talks about.Computer factsPart 3Part 2Part 1The _____ of computers in different timesThe _____ of computers in daily lifeThe _____ between human beings and computers in the futuresizesusesrelationship Scanning: Complete the outline of the article.While you read3While you read3 Skimming: Read the first part of the article and complete the table below.Smaller and betterbigger than carssmaller and betterThere is probably a tiny computer inside your TV or washing machine.You depend on computers more than you realize.calculate at a faster speed than we canalmost never give wrong answerstype and draw thingsdo important jobsfly planesoperate railways Read the second part of the article and complete the table below.What can we do with computers?fly spaceships Read the third part of the article and answer some questions.Is a computer cleverer than me?No, it isn’t. Because the human brain can produce new ideas but computers cannot.The job of a doctor.We may have nothing to do.Yes, it’s possibleSmaller and better In the 1940s, the first computers were bigger than cars. Now computers are becoming smaller and better. Some computers are tiny. You may be unaware of them. There is probably one inside your TV or washing machine. You depend on computers more than you realize.Computer facts4VocabularyWhat can we do with computers? We can use co ... ...