Online travel Unit 3

Can you tell me different uses of computers? Do you think computer is useful?

searching for information Computers are used for … Computers are used to search for information.

Playing games Computers are used for … Computers are used to play games.

word processing Computers are used for … Computers are used to do word processing.

sending and receiving s Computers are used for … Computers are used to send and receive s.

Writing computer programs Computers are used for … Computers are used to write computer programs.

drawing and designing

chatting

making flash

Do you know other uses of a computer? shopping watching the film downloading …

drawing and designing Searching for information word processing playing games writing computer programs sending and receiving s Different uses of computers:

A: What do you use your computer for? B: I usually use it to search for information. A: Why ? B: Because it’s fast and easy. A: How often do you use your computer to search for information? B: I use my computer to search for information every week. Make up a dialogue: What do you use the computer for?

Translation: 1 ） We can use computers to ( 设计 ). 2 ） We can use computers for_______________( 查信息 ). 3 ） We can use computers to______________________( 收 发电子邮件 ). 4) We can use computers for _____________ ( 文字处理 ) 5 ） We can use computers for___________( 画图 ). 6 ） We can use computers to_______________( 听音乐 ). design searching for information receive and send s drawing listen to music word processing

How can we control the computer? a mouse a remote control turn on the TV change the channel

Answer the questions: 1.Have Hobo and Eddie ever seen a computer ? Why? No, they haven’t. 2. What does Eddie think the mouse is? He thinks the mouse is a remote control. Because they think it looks like a television. 3.What’re the differences between the mouse and the remote control? The mouse is used for the computer, and the remote control is used for the TV.

Eddie and Hobo do not know what the computer is. Hobo thinks it a television. Eddie thinks the mouse is the. They ___ the ‘ television’,and want to use the mouse to ____ _____ ______because they think that one is boring. Complete the following passage: looks like remote control turn on change the channel

Can you name different parts of computer?

menu keyboardprinter mouse screen

Finish part A2 on P46

Keyboard screen menu What’s this? What is it used to do? mouse printer

1. You use this set of keys for typing. 2. You move it with your hand to move the cursor( 光标 )on the screen. 3. You can see words and pictures on it. 4. A machine that puts your words and pictures onto paper. screen keyboard printer mouse

Describe & Guess mouse keyboard Internet printer screen menu program remote control