Unit3 Online tours welcome to the unit

课件19张PPT。Unit3 Online tours
Welcome to the unit!学习目标：1.了解并掌握电脑主要部件的英文名称。
2.能拥英语谈论电脑的基本用途。
3.理解漫画内容。 Last summer holiday,I flew
to Dalian,and took some photos
like the left one.I spent 7 days
there.It cost me more than
RMB 10，000. Last night, I got some photos of Disney Land.I spent less than
1 second. They cost me nothing.How can I get the photos?
Do you know?Task1：Learning about computersscreenmain unitkeyboardmouse选择 mouse，keyboard,screen或main unit 填空
A __________ is used for typing
information into computer.
2. A _______ is used for moving the
cursor（光标） on the screen.
3.The __________ is the heart of the computer.
4.We can see words and pictures on the
_______.
keyboardmousemain unitscreen达标检测(一)I usually use it to chat with friends.What do you use the computer for?Task 2:the uses of computerI usually use it to search for information.What do you use the computer for?I usually use it to do word processingWhat do you use the computer for?I usually use it to send and receive emails.What do you use a computer for?I usually use it to watch videos.What do you use a computer for?I usually use it to play games.What do you use the computer for?Practice: A:What do you use your computer for? B:I usually use it to …Make up a dialogue A: What do you usually use your computer for?
B: I usually use it to…
A: Why?
B: Because…
A: How often do you use your computer for this?
B: …What does it look like?Is it a remote control?No, it is a mouseremote
controlRead and answer the questions:Have Hobo and Eddie ever seen a computer?No, they haven’t. Because they think it looks like a television.
2.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.Task 3 :Understand the comic strip朗读漫画并找出下列短语：1.看起来像一台电视
2.我同意你的意见
3.遥控器
4.换频道look like a TVI agree remote controlchange the channelComplete the passage :Eddie and Hobo know (1)_______ about computers .Hobo thinks the computer (2) ________ a TV .Eddie (3) ______ with Hobo and he thinks the mouse is the (4) _________.They want to use the mouse to (5) ______________ because the programm(6) _______ an hour ago .nothinglooks likeagreesremote controlchange the channelbegan达标检测(二）达标检测(三）：完成下列句
1）We can use computers to ______________________
(查找信息).
3）We can use computers to______________________
(收发电子邮件).
4We can use computers to________________ (文字处理)
5）We can use computers for_____________(和朋友聊天)
6）We can use computers for_______________(观看录像).
7) It ______________ (看起来像) a television.search for informationreceive and send emailsdo word processingchat with friendswatching videoslooks likeHomeworkTo talk about different uses of
computers in pairs.