Unit 3 Online tours welcome to the unit课件

课件43张PPT。 Unit 3
Online tours
Welcome to the unit预习检测学习目标1.知识目标：
学习词汇：
programme, keyboard, unit, mouse, screen, receive, online, channel, television
学习词组：
look like, remote control, change the channel, main unit, search for information, send and receive e-mails
学习句子：
What do you use your computer for?
I usually use it to search for information.
How often do you use your computer for this?2. 技能目标：
了解并掌握电脑主要部件的英文名称。
了解并谈论电脑的基本用途
3. 情感目标：学会与别人交流，分享快乐，增加同学间的友谊。 screen n. 屏幕，显示器Let's learn some new words.keyboard n. 键盘mouse n. (pl. mice或mouses) 鼠标main unit
n. (电脑)主机programme
n. 节目; 计划，
方案channel n. 频道remote control
n. 遥控器screen
keyboard
unit
main unit
mouse
programme
channel
remote control 屏幕，显示器键盘机件; 单位主机鼠标节目频道遥控器Let's read!Annie, Simon’s cousin, wants to learn about the different parts of a computer. Look at the picture below and help her write the correct answers in the boxes. Learning about computerskeyboard main unit mouse screenmain unit
主机mouse
鼠标screen 屏幕keyboard 键盘a computerA surface(平面) where words, pictures
Videos or other information appear.
2.You can use it to put words or orders
into the computer.
3.You can click on the screen with it.
4. The most important part of the computer
that keeps the computer working.A guessing gamescreenkeyboardmousemain unitWhat do you use a computer for?chat with friends 和朋友聊天search for information 搜寻信息 word processing 文字处理send and receive emails
收发电子邮件watch programmes or videos
观看节目play games 玩游戏do word processing 文字处理send and receive emails 收发电子邮件watch programmes or videos
观看节目search for information 搜寻信息 chat with friends 和朋友聊天play games 玩游戏draw picturesDo you know any other uses of computer?make flashlisten to musicshop online read e-books learn English Listen and answer.What does Simon usually use his computer for? Why?He usually uses it to search for information. Because it’s fast and easy.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: …It’s time for your turn! change the channeltelevisionNow it’s time for Eddie and Hobo!Do Eddie and Hobo know anything about
computers?No, they don’t.Listen and answerRead and think What do Eddie and Hobo think the
computer look like?

2. What do they think the mouse is?
3. What do they want to use the mouse to
do?
4. Could Eddie change the channel with the
remote control? why? They think it looks like a TV.They think it is a remote control.They want to use it to change the channel.Watch and act out the dialogue.Eddie and Hobo first see the computer. They don’t know what it is. They never use it before. Hobo thinks it ______ ______ a ________. They think the programme is boring. They want to ______ ______ ______. At last, they find the ______ ______ .look TVChange the channelremote controllikeFill in the blanks.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)拓展提高I have just received his reply.
我刚刚收到他的回信。send and receive emailsreceive 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。当堂反馈总结提升Language points.
To know and talk about the different uses of computer.turn on search for information
send and receive e-mails play computer games
use it to do sth. look like
remote control change the channel main unit
What do you use your computer for?
I usually use it to search for information.
How often do you use your computer for this?HomeworkRemember the important words and phrases;
Recite the comic strip;
Finish your exercise book.
Thank you:)