8B Unit 3 导入课.pptx

Unit 3 Online tours Welcome to the unit It knows everything.It looks like a TV.You can use it to play g ames, listen to music,chat with friends. Guessing game A computer screen main unit keyboard mouse camera loudspeaker (s) pl. mice 或 mouses ['k i: b ɔ: d] ['j u: n ɪ t] [skr i: n] Learn some new words about computers mouse pad printer CD CD- ROM U-disk modem hard disk 猫 ['m əʊ d e m] surf the Internet store information Read different parts of a computer keyboard mouse (pl.mice/mouses) main unit screen printer CD- ROM hard disk U-disk printer mouse pad loudspeakers modem 键盘 鼠标 主机 屏幕 打印机 光盘 硬盘 U 盘 鼠标垫 扬声器 猫 1.You use this set of keys for typing. 2.This can store more information. 3.You move it with your hand to move the cursor on the screen. 4.You can see words and pictures on it. 5. It’s the heart of a computer. USB drive Keyboard Main unit Mouse Screen Game Time! 光标 打字 储存 What can we use a computer to do? We can use a computer to/for… watch videos search for information We can use a computer to/for… play games We can use a computer to/for… send and receive emails We can use a computer to/for… /rɪ ' si:v/ 收到 do word processing 文字处理 / ' prəʊsesɪŋ/ We can use a computer to/for… chat with friends We can use a computer to/for… listen to music We can use a computer to/for… draw pictures We can use a computer to/for… shop online / ͵ ɒn ' laɪn/ We can use a computer to/for… read e-books We can use a computer to/for… What does Simon use his computer for ? He uses his computer to search for information . How often does he use his computer to do this? Almost every day. Listen and answer Read the conversation together A: What do you usually use your computer for? B: I usually use it to … A: Why? B: … (interesting / easy / fast / safe / cheap …) A: How often do you use your computer for this? B: … A: What does your father/mother use computers for? B: My father/mother uses computers to … A: How often does he/she use computers for this? B: … Pair work Let's think! Do Eddie and Hobo know well about computers? Watch a video 1.What do Eddie and Hobo think the computer look like? 2.Do you know what “ the remote control ” really is? [r ɪ 'm əʊ t k ə n'tr əʊ l] 3.What do they want to use “the remote control” to do? Read and answer the questions. They think it looks like a TV. It is a mouse. They want to use it to change the channel. ['tʃ æ nl] Read after the tape Eddie and Hobo know ________ about computers. Hobo thinks the computer _____ _____ a TV. Eddie ______ with Hobo and he thinks the mouse is the _______ _______. They want to use the mouse to _______ ____ _______ because the programme _______ an hour ago. nothing looks like agrees remote control change the channel began Fill in blanks: Discussion Do you think computers are good for our students? How should we use computers properly? Don’t be crazy about computer games! Don’t sit in front of computers for a long time! Do more exercise and live a healthy life! Spend more time with our families and friends. Keep yourself safe from being cheated( 被骗 ). My advice Summary What have you learned today? keyboard screen main unit mouse do word processing chat with friends search for information watch video s send and receive emails play games Homework Recite the dialogues and learn the new words and phrases by heart. 2. Do the exercises in the workbook. Thank you!