1、Book 2 Unit3 Reading,totally,revolution,simplify,calculate,mobile,solve,Lead-in,explore,anyhow,finance,Pre-reading questions,What have computers changed our life?2. What changes will they bring to us in the future?,Fast reading,1. Where were you in 1642? In France.2. What happened to you after nearl
2、y two hundred years? I was built as an Analytical Machine by Babbage.3. What were you called in 1936? A universal machine.4. What happened to you in the 1970s? I have been used in offices and homes.,The computer began as a calculating machine,The computer grew rapidly both in size and in brainpower.
3、,Task 2 Careful reading,Computers had grown as large as a room.,1960s,Computers were used in offices and homes.,Computers connect people all over the world together.,calculating,analytical,universal,mathematical problems,Medical operations,Memory,Transistors,Applications,Communication,Trade,Task 5:
4、Language Points in Ex.B,I. 根据下列各句句意及所给单词的首字母或汉语提示，写出该单词的正确形式。1. The salesgirl asked me if I had the exact s_, since the shop had no change.2. The invention of aircraft caused a r_ in our ways of traveling.3. With the development of the Internet, the World Wide W_ has become a valuable information so
5、urce for us.,sum,revolution,Web,练习,4. A_ intelligence is the study of how to make computers do things that people can do.5. The weathermen in Beijing are planning to fire r_ to drive away rain clouds during the 2008 Olympics.6. Two female tourists were robbed of their money and _ (可移动的) phones while
6、 walking in the street, so they felt very upset.7. The crowd cheered wildly at the sight of Liu Xiang, who broke the world record in the 110-meter hurdle _ （比赛）.,Artificial,rockets,mobile,race,8. They use the _ （管子） to transport oil from the west to the east.9. _ （人类的） facial expressions differ from
7、 those of animals.10. We will soon arrive at the point where we can find all the knowledge of humankind on a computer _ (网络).,tube,Human,network,II. 用括号内所给词的适当形式填空。1. Try to _ (simple) your explanation for the students to help them understand better.2. If you want to know about the hotel, you can ca
8、ll the _ (operate) to find out the information.,simplify,operator,3. The boy is very clever and he shows high _ (intelligent) in study.4. _ (real) is not the way you wish things to be but the way they actually are.5. Bob is _ (total) different from his father, who is very tall.6. They agreed to acce
9、pt my _ (apply) for joining their team.,intelligence,Reality,totally,application,7. His success in business brought _ (happy) to his parents.8. We will make a _ (person) visit to the students home.9. His speech is _ (logical) organized and sounds great.10. I disagree that the age of _ (technology) r
10、evolution has ended.,happiness,personal,logically,technological,III. 用适当的介词填空。1. I stayed awake one night _ myself to enjoy the beautiful moonlight.2. _ time animals have developed many ways to stay away from their enemies.3. He has taken up photography _ a hobby.4. Leaves _ holes in them are signs
11、that insects have been around.,by,Over,as,with,5. _ then on, Rick got up early every day and he was never late.6. Weve learned many kinds of languages _ the World Wide Web.7. Two girls jumped _ happiness on the sand.8. As time goes _, our life will improve greatly.,From,through / on,with,by / on,IV.
12、 每空填一词，使该句与所给句子的意思相同。1. I always do the housework and I also look after the children.I always do the housework _ _ _ look after the children.2. Since that day, we have become very good friends._ that day _, we have become very good friends.,as well as,on,From,3. Because the flood is so serious, two
13、thirds of the buildings in the area need repairing.The flood is so serious. _ _ _, two thirds of the buildings in the area need repairing.4. She is too upset to calm herself down.She is _ upset _ she cant calm herself down.5. She has changed her character completely.She has _ changed her character.,
14、As a result,so,that,totally,V. 根据括号内所给的提示将下列句子翻译成英语。 在朋友们的帮助下,他终于解决了问题。（solve）2. 她从那时起就知道自己会获胜。（from . on）,With the help of his friends, he finally solved the problem.,From then on she knew she would win.,3. 结果，他只得离开。（as a result）4. 1923年他们考查了这片沙漠地区。（explore）,They explored this desert region in 1923.,As a result, he had to leave.,
