江西省永丰县初级中学八年级英语下册 Unit 3 Online tours Welcome to the Unit课件 .ppt

Unit 3 Online tours,Welcome to the unit,Learning targets: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.,What do you usually do when you are free?,Free talk,Annie,Simons 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 computers,keyboard main unit mouse screen,main unit主机,mouse鼠标,screen 屏幕,keyboard 键盘,a computer,screenkeyboardunitmain unitmouseprogrammechannelremote control,屏幕，显示器,键盘,机件;单位,主机,鼠标,节目,频道,遥控器,Lets read!,What else can we do with a computer?,Learn more about computers,chat with friends,What do you use a computer for?,do word processing,What do you use a computer for?,watch programmes or videos,What do you use a computer for?,send and receive emails,What do you use a computer for?,search for information,What do you use a computer for?,listen to music,What do you use a computer for?,shop online,What do you use a computer for?,draw pictures,What do you use a computer for?,play games,What do you use a computer for?,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 _.,keyboard,mouse,main unit,screen,达标检测(一),Q:What does Simon usually use his computer for?Why?,He usually uses it to search for information.,Because its fast and easy.,Simon and Daniel are talking about the different uses of computers.Listen to their conversation and answer the question.,Daniel:What do you usually use your computer for?Simon:I usually use it to search for information.Daniel:Why?Simon:Because its fast and easy.Daniel:How often do you use your computer for this?Simon:Almost every day.,What do you usually use your computer for?,Lets practice!,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:.,chat with friends do word processingplay games search for informationsending and receive emails watch videoslearn English listen to musicshop online,Lets think!,Do Eddie and Hobo know well about computers?,Listen to the conversation between Hobo and Eddie.Then answer some questions.,1.What do Hobo and Eddie think the computer look like?2.What do Hobo and Eddie think of the mouse?3.Does a computer have channels?,They think it looks like a television.,They think it is a remote control.,No,it doesnt.,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.,Read the dialogue and act it out!,Language points,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 emails,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。,Complete 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.,nothing,looks like,agrees,remote control,change the channel,began,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 information,receive and send emails,do word processing,chat with friends,watching videos,looks like,I.单项选择。,1.Whats the best present you have ever _?(2011湖南湘西)A.received B.receives C.receiving2.His family are worried about him because they havent _ 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?Id love to,but Ive _ Lindas invitation to dinner.(2013江苏连云港)A.suffered B.earned C.received D.accepted,Homework,1.Read the text book and learn the new words and phrases by heart.2.Do the exercises in the workbook.,Thank you!,