1、Unit 3 Online tours朱集三中 曹阳What do you usually do when you are free?Read books?Watch TV?Play the mobile phone?Or-main unit主机mouse鼠标screen 屏幕keyboard 键盘a computerscreen n.屏幕，显示器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
2、 unit main unit mouse programme channel remote control n.屏幕，显示器n.键盘n.机件;单位n.主机n.鼠标n.节目n.频道n.遥控器What do you use a computer for?orWhat do you use a computer to do?Learn more about computersdo 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ch
3、at with friends 和朋友聊天play games 玩游戏However,Can we play computer games for a long time?Of course not!Why?Because its harmful to our eyes and health.So we shoudnt spend too much time on playing computer games.OK?Listen and answer.What does Simon usually use his computer for?Why?He usually uses it to s
4、earch for information.Because its fast and easy.Simon and Daniel are talking about the different uses of computers.Work in pairs and ask each other what you use a computer for.The ideas in the box may help you.Use the conversation below as a model.chat with friends do word processingplay games searc
5、h for informationsend and receive emails watch videos -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:.Do Eddie and Hobo know well about computers?What do Eddie and Hobo think the computer look like?Do you know what“t
6、he remote control”really is?Listen and answer the questions.They think it looks like a TV.It is a mouse.Have you used this before,Eddie?No,never.It looks like a TV.I agree.Look,this programme began an hour ago.Its boring.Right.Wheres the remote control?Ah,here it is.Lets change the channel.Have you
7、known these?1.To name the different parts of a computer.2.To grasp and talk about the basic uses of computers.3.To know the main topic of this unit.根据句意和汉语完成句子。1.There are many interesting_(节目)on TV now.2.My father told me not to drop the milk on the _(键盘)。3.On my last birthday,I _(收到)a lot of prese
8、nts from my friend.4.Dont look at the computer_(屏幕)too long,or your eyes may get hurt.5.The _(鼠标)is used to control the computer.programmeskeyboardreceived/gotscreenmouse练一练翻译这个女孩看起来像妈妈。The girl _ her mother.2.你能教我如何更换频道吗？Can you teach me _.3.很多人用电脑来搜寻信息。Many people use the computer_.4.我爸爸每天都收发电子邮件。My father_every day.looks likehow to change the channelto search the informatonsends and receives emailsRead the text book and learn the new words and phrases by heart.
