A joke Microsoft: "Press any key to continue" Customer: "Where is 'any key' in computer?” “I can’t find it.”
Do you know the names of different parts of the computer? What can we use them to do? What can we use them for?
Can you name different parts of computer? System unit screen monitor speaker microphonemouse keyboard
webcam (web camera ) usb disk (flash memory) headphone earphone If you look from outside
printer scanner floppy disk
Hard disk 硬盘 DVD-ROM 光驱 If you look inside
Main board 主板 CPU Central Processing Unit GPU Graphics Processing Unit 主板 中央处理器 图形处理器 显卡
Fill in the blanks. 1. A __________ is used for typing information into computer. 2. A _______ is used for moving the cursor ( 光标 ) on the screen. 3. A _______ is used for putting the words and pictures onto paper. 4. We can see words and pictures on the _______. keyboard mouse printer screen
Complete the dialogue between Simon and Annie. Simon : My new computer is much faster than the old one. I can type very easily, and the _________ is very comfortable. Annie : How do you know what you should do when you look at the _______? keyboard screen
Simon: With the ______, you can choose one icon in the ______ and click on it for more details. Annie: Oh. I see. How can your teacher read your homework on the computer? Simon: I can send him s or print it out? Annie: Do you have a new _______, too? Simon: Yes, and it prints very quickly. mouse menu printer
What can we use the computer for sth? to do sth? we can use it to (do) … for (doing) … Computers are used for (doing) … to do sth Brainstorming
drawing and designing Computers are used for …
playing games
searching for information
sending and receiving s
word processing
writing computer programs
making flashes
watching movies
shopping online
How do you do! chatting with friends online
listening to music
A: What do you use your computer to do / for? B: I usually use it to / for … A: Why? B: … (interesting / convenient / funny / fast / safe / cheap …) A: How often….? B: … Pair work
remote control 遥控器 television TV 电视
turn on 打开 change the channel 换频道
Does Eddie know the computer? What’s it like? Is it a remote control? Is it turned on at last? No, it is a mouse. No, he has no idea. It looks like a television. Yes, it is turned on
Answer the questions: 1.Have Hobo and Eddie ever seen a computer? No, they haven’t. Because they think it looks like a television. 2. What does Eddie think the mouse is? He thinks the mouse is a remote control.
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. 2 mins try to recite the dialogue
one
Discussion
1. What do your teachers use the computer for? 2. What do your friends use the computer for? 3. What do the scientists use the computer for? 4. What are the elderly use the computer for? 5. What do your parents use the computer for?