Unit 3 Computers.doc

Unit 3 ComputersPeriod One Warming up and readingStep one Warming up1. Talk about the importance of computer and the Internet.2. Cooperative learning: Show some pictures of the development of computers.Discussion; 1. What can you see in the pictures? (abacus, calculator, huge computer, PC, laptop, PDA, robot)2. What do they have in common, in your opinion? Step two Pre-reading 1. How have computer changed our life?2. What do you think the text will talk about from the title and the picture? Step Three ReadingTask 1: Skim the passage for the general idea.(Its mainly talking about the history and development of computers.)Task 2: Scanning for detailed information.1. Read the passage and finish the timeline below. (P19 Ex. 1)2. Read the passage again and find the topic sentence and supporting details of each paragraph. Step Four Listen and read aloudListen to the tape and follow to it and read aloud. Step Five Summary and homeworkTask 1: Retell the development of computers. A sample I, a computer, was a calculating machine in 1642 in France. Then I was built as an Analytical Machine in 1822, which was a technological revolution. I became a “universal machine” in 1936 to solve any mathematical problem. I was not very big at first, but then I became huge, the size of a large room before I was made smaller and smaller. Getting new transistors in 1960s, I became cleverer and quicker. I was connected with other computers and turned out to part of a notebook in the early 1960. Then I began talking to human using BASIC in the early 1960s. In the 1970s, I was brought into peoples homes, and came the Internet.Task 2: Remember the key points in the passage.Period Two Language points Step 1 Revision According to the time number, retell the development of computers. 1642, 1822, 1940s, 1970s, now Step Two Language pointsGuessing the words or phrases. (Ex,1 P20)1. common: have sth in common (with ) in common with common / ordinary / usual(1) This is a _ flower here.(2) My father is an _ worker.(3) It is _ with him to work on foot.(4) Its very disappointing that the pianist gave a very _ performance at the concert.(5) _, the northerners are fond of dumplings while the southerners like rice. ( In common / In general / In total ? in particular)2. follow :Guessing the meanings in the situations.(1) He followed the passengers onto the train.(2) I couldnt follow, could you explain it to me?(3) All of you must follow my orders.(4) Then followed a heated discussion.(5) He followed his father as a manager.(6) What profession do you follow/ 3. universe -universal (adj) 4. simple-minded , absent-minded, open-minded, narrow-minded, single-minded, weak-minded, strong-minded 5. intelligence -intelligent (adj)6. anywayanyhowThats not my fault, anyway.It may rain, but we shall go anyway.7. As the years have gone by= with the years having gone byThree years have gone by since we came here.8. realize / recognize (1) I _ him to be cleverer than I am.(2) I _ that I have been wrong.(3) I _ his voice as soon as I picked up the telephone.9. serve (1) My father served in the army during the World War II.(2) She served me a cup of coffee.(3) Children must be educated to serve their country when they grow up.(4) At that time, she served as a waitress at the hotel. Step Three Grammar Practicehave / has been doneFinish the exercises (Ex 2 P21; Ex. 2 P57) Step Four HomeworkUsing the words and phrases to make sentences. Period Three Extensive Reading Step 1 Revision Check the homework: have sth in common with, go by, personally, follow Step 2 Reading (P23)Task 1; Cooperative learning What does Andy look like? What can it do?Task 2: Read the passage and fill in the file for Andy. (P23)Task 3: Design your own androids, using the following expressions. I think that/ In my opinion, / What your reason? ? I have decided thatTips for discussion with your partners.(1) What would you like it to look like?(2) What are some of the things you would it to do?(3) Do you want it to be like a man or a woman or neither?(4) How much would it cost? Step 3 Reading task (P58)Task 1: Read the passage quickly to get the main idea.Task 2: Read the passage carefully and fill in the chart. (P58 Ex. 1)Task 3: Practise reading aloud the second paragraph, paying attention to liaison and incomplete explosion. Step 4 Summary and homework.Period Four Learning about language Step 1 Words and expressions1. He _ (calculate) that the proposal would cost $ 2 million a year.2. One of the _ (advantage) of the job is the very long distance I must travel to work each day.3. These people have the _ (choose) of whether to buy a house or rent one.4. He was highly _ (intelligence), but disliked studying.5. the government is to provide more money for job _ (create).6. We have such _ (total) different backgrounds.7. _ (person), I think we should stick with our original plan. Step 2 Practice One1. As this work _ (finish), you man now have a rest.2. Over the past year the book called “The Davinci code” _(read) by millions of people.3. By the end of next month, the project _ (work) on for 3 years.4. If you sleep during the work, you _ (fire).5. I will go home when my homework _ (finish)6. _ this bridge _ (complete) before the end of this year?7. This film _ (put on) for the entertainment of our guests. Step 3 Practice TwoTranslate the following sentences.1 我的哥哥被派到美國去工作了。2 這件事情通知他們了嗎？3 他們被告知不要在那里釣魚。4 我將不能參加這個舞會，因為我沒有被邀請。 Step 4 Practice Three1. above all, in all, at all, after all, all in all(1)_else, the government must keep the promises it has made. (2) Im no really ambitious. _, money isnt everything.(3) He doesnt know anything _ about computers.(4) _, there are over 120 languages spoken in Londons schools.(50 She shouldnt be working so hard. She is 70 _.2. in a way, in the way, on the way, by the way(1) He doesnt have much _ of education.(2) _, I do agree with you, but only up to a point.(3) _, if Clare comes tomorrow shes bringing her boyfriend.(4) Economists fear a recession is _. Step 5 Homework.Finish the exercises on the workbook. Period Five Listening Step 1 RevisionDictation: 1. There was once a time when this kind of music was quite popular.2. I think you should take measures in this case.3. It was an advantage if you can spe