The surface of the moon taken by chang’e I

I am very old now. I was born in China. Many people used me for calculating in the past, but now I am a bit lonely because they don’t like me now. Do you know who I am? abacus Guess :

I am very small. I can be used for calculating. In China, a lot of students use me when solving mathematical problems. Do you know who I am? calculator

I can be used for calculating. Besides, I can also be used for watching DVD, sending and communicating through the Internet. However, I am not a PC, because I’m small enough for you to take me with you. Palmtop Do you know who I am?

huge computer PC Palmtop abacus calculator laptop

Discussion: What do they have in common? I think that… In my opinion… I believe that… Giving an opinion:

1.They can be used for calculating. 2.They can deal with maths problems. 3.They are our friends. 4.They are useful and helpful. 5. …

How useful computers are! school work games s music and films chat information photos shopping Internet

monitor 2. screen 3. CD ROM 4. mouse 5. keyboard 6. hard disk Label each part of the computer

How much do you know? hardware—— 硬件 —— 软件 software homepage—— website—— hacker—— firewall—— virus—— screen savers—— WWW—— blog—— download—— update—— 主页 网站 黑客 防火墙 病毒 屏幕保护程序 万维网 博客 下载 更新

What are they? find out the names of these pictures and their usage QQ (communicating) EMule (upload and download) Media Player (playing movie and music) IE (surfing the Internet)

modern computer

What about in the future? virtual keyboards 虚拟键盘 Nose-top keyboard-vest

* Do you think only computers belong to Information Technology ? If not, what else does it include?

part A part B What does IT include? Which form of IT describe the skills of a sport best? What is the most popular form if IT? Which form of IT has the most functions? Listen to the tape and fill in the chart: listening computers, books, radio and TV TV books computers

What are the advantages and disadvantages of each form of IT? Useful expressions: The advantage /disadvantage is … I think/don’t think that … Give me your reasons. What makes you think so? I think … because (of)… Let’s decide … As/since …,I think … I agree/don’t agree … because … First … Second … I’ve decided that … I believe that … Let’s make a decision.

Have a discussion and fill in the chart: computer Radio Book Type of IT TV Advantages Disadvantages

Computers are useful and have brought us lots of good things, but they also cause bad effects. What attitude should we have towards the computer? Make good use of it but never get trapped by it.

Advantages: To make people’s life more colorful Easy to keep in touch with each other To broaden one’s horizons Good for sharing information … Disadvantage: Harmful to health in some ways Easy to be addicted to To have bad information misleading people …

Homework: 1.prepare the passage 2. Do Ex. 1-3 on P Read the story about Bill Gates.