Unit 3 Online tours Welcome to the unit

adj. 联网的, 在线的 n. 节目 ; 计划, 方案 = program n. 遥控器 excl. ( 表示惊奇、高兴等 ) 啊 n. 频道 n. 键盘 online programme remote control ah channel keyboard Words and expression review

n. 机件；单位 n. ( 电脑 ) 主机 n. (pl. mice 或 mouse) 鼠标 n. 显示屏，屏幕 n. 文字处理 vt. 收到，接到 unit main unit mouse screen word processing receive Words and expressions review

 To understand the comic strip  To learn about the different parts of a computer  To talk about the different uses of computers Objectives

Listen to the conversation between Eddie and Hobo and answer the following questions. Listen and answer

Questions 1. What do Eddie and Hobo think the computer look like? 2. Do they know anything about computers? 3. What do they think the mouse is? 4. What do they want to use the mouse to do? They think it looks like a TV. No, they don’t. They think it is a remote control. They want to use it to change the channel.

Fill in the blanks. Eddie and Hobo know ________ about computers. Hobo thinks the computer _____ _____ a television. 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

Let’s watch this video clip. It’s about the different parts of a computer. After watching it, let’s talk about how these parts work together. Talk

keyboard screen main unit mouse Different parts of a computer

Computers are useful in our daily lives and they’ve changed the world. Can you tell me the different uses of computers?

How do you do! chat with friends

play games

send and receive s

do word processing

search for information

watch videos

draw pictures

write computer programs

make flash

listen to music

shop online

read e-books

learn English

surf the Internet

Simon and Daniel are talking about the different uses of computers. Listen to their conversation and answer the questions. What does Simon use his computer for? How often does he use his computer to do this? To search for information. Almost every day.

Talk Work in pairs and ask each other what you use a computer for. Use Daniel and Simon’s conversation as a model.

A: What do you usually use your computer for? B: I usually use it to … A: Why? B: … (interesting / convenient / funny / fast / safe / cheap …) A: How often do you use your computer for this? B: … Pair work

It looks like a TV. look like 看起来像 He did not look like a evil person. 他看起来不像一个恶人。 回顾复习 look at 看一看 ( 七年级上 ) look for 寻找 ( 七年级上 ) look after 照顾 ( 七年级下 ) look out 留神，当心 ( 七年级下 )

I have just received his reply. 我刚刚收到他的回信。 send and receive s receive vt. 收到，接到 知识拓展： receive VS accept accept 用作动词，意为 “ 接受 ” ，指经过考 虑，由主观意志来决定接受，动作者本身 是主动的。例如： We hope you can accept our invitation.

receive 也是作动词，意为 “ 接到 ” ，指 收到某物这一动作，本身有一定的被 动性，不包含本身是否愿意接受的意 思。 I received an invitation to the party yesterday, but I refused to accept it. 昨天我接到一份参加晚会的邀请，但 我拒绝了接受。

I. 单项选择。 1. What’s the best present you have ever ______? (2011 湖南湘西 ) A. received B. receives C. receiving 2. His family are worried about him because they haven't ______ letters from him for a long time. (2013 四川内江 ) A. accepted B. received C. written D. collected

3. — Would you please see the film Iron Man 3 with me tonight, Kate? — I’d love to, but I’ve ______ Linda’s invitation to dinner. (2013 江苏连云港 ) A. suffered B. earned C. received D. accepted

II. 按照描述写单词。 the set of keys on a computer keyboard the part of a computer that houses the primary devices that perform operations and produce results for complex calculations main unit a part of a computer, on which pictures or words are shown screen

a small device that you move across a surface in order to move a cursor ( 光标 ) on your computer screen mouse a piece of equipment that you hold in your hand and use to control a television, DVD player, etc. remote control

1. look like 2. remote control 3. change the channel 4. What do you usually use … for? 5. How often do you use …?

1. To preview Wordlist in this Unit. 2. To preview Reading on Pages

Writing: How to search for information using computer