八年级英语下册Unit3Welcometotheunit课件牛津版.ppt

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1、 Online travelUnit Three(8B)Welcome to the unitplaying gameslistening to musicseeing filmsWe use computers for How do you do!chatting with friendsdoing some shoppingCan you tell us other uses of computers? draw and designI can use it to forI can use it to fordo word processing write computer program

2、s I can use it to. forsearch for information I can use it to forsend and receive e-mails I can use it to for-What do you use your computer to do/for?-I usually use it to (do) for (doing)draw and design play gamessearch for informationdo word processing listen to musicsend and receive e-mailsgo shopp

3、ing onlinewatch movies chat with friends onlinevDaniel: what do you usually use your computer for ?vSimon: I usually use it to search for information.vDaniel: Why?vSimon: Because it is fast and easy.vDaniel: How often do you use your computer to search for information? vSimon: I use my computer to s

4、earch for information every week . =for searchingDaniel and Simon are also talking aboutDaniel and Simon are also talking about the uses of computers. the uses of computers.search+地点地点 搜查某地搜查某地search+人人 搜某人的身搜某人的身例：例：He is searching the house. 他搜查屋子。他搜查屋子。search for sb./sth.查找某人或某物（查找某人或某物（=look for

5、）例：例：The police searched for clues in that room. 警方在那个房间查找线索。警方在那个房间查找线索。search for sth. 搜查（某地）寻找某物搜查（某地）寻找某物例：例：He searched the room for his coat. 为了寻找他的外套，他搜查了房间。为了寻找他的外套，他搜查了房间。Language points:Language points:how oftenhow often用来提问某动作或状态发生的用来提问某动作或状态发生的频率，对频率，对“一段时间内发生了几次活动一段时间内发生了几次活动”（alwaysalw

6、ays，usuallyusually， often often ，sometimessometimes或或twice a daytwice a day等表示频度的词或短语等表示频度的词或短语) )提问时提问时使用。使用。 Make a dialogueWhat do you usually use your computer for/to do?A:B:I usually use it to A:Why?B:Because it is A:How often do you use your computer to B:I use my computer to Question:Do Eddie

7、 and Hobo know computers very well ?No, they dont.Listen and answer:1. Have Hobo and Eddie ever seen a computer？No, they havent. 2. What do Eddie and Hobo think the computer looks like?They think it looks like a television.3. Do you know what the remote control really is?It is a mouse.Language point

8、s:agree with sb.(宾格）宾格） 同意某人的看法和观点。同意某人的看法和观点。I dont agree with them. agree to do sth.同意做某事。同意做某事。He agrees to help me with my English.Language points:turn on意为意为“打开打开(水水/电电/煤气煤气)”,其反义词其反义词组是组是 turn off。例如例如:Please turn on the TV.:Please turn on the TV.请开电视请开电视。 Please turn off the gas.Please turn o

9、ff the gas.请关请关掉煤掉煤气气。turn up意为意为“把把(音量音量)调高调高,把把(亮度亮度)调大调大”,其反义词组是其反义词组是 turn down。例如例如:Turn up the radio.:Turn up the radio. 将将收音机收音机( (音量音量) )开开大些。大些。 Turn down the light. Turn down the light.将将灯光灯光调调暗一些。暗一些。 Language points:bored 无聊的、乏味的。一般用于修饰人无聊的、乏味的。一般用于修饰人;boring 令人无聊的、乏味的。一般用于修饰物。令人无聊的、乏味的。

10、一般用于修饰物。1,She is bored with her present job. 她对她现在的工作很无聊她对她现在的工作很无聊. (是人感到无聊是人感到无聊)2,His talk is really boring. 他的话真无聊他的话真无聊! (他的话他的话,为物为物) Play a gameCompetition: If you think you can,you can. Go-Go加油！加油！12345用所给动词的正确形式填空用所给动词的正确形式填空(10/1)1.Do you agree _ (go) fishing with me this Sunday?2.We often

11、 use our computers _ (see) the films.to goto see选择题选择题 （ ）1.Father is sleeping .Will you _the radio a little? A. turn on B. turn off C. turn up D. turn down ( ) 2.-_ does your father take you to the zoo? -Twice a month. A.How long B.How often C.How far D.How soon(10/1)改错题改错题(10/1)1.I want to watch T

12、V. Can you turn on it, please?2.Her idea is wrong. We dont agree with him.I want to watch TV. Can you turn it on , please?Her idea is wrong. We dont agree with her.翻译题翻译题 (10/1) 1. I _ （不知道）（不知道）. 2. They _ (寻找）寻找）Jim all night.dont know./have no idea.looked for/ searched for用所给词的正确形式填空用所给词的正确形式填空(1

13、0/1)1.I felt very _ after watching the _ film. (bore)2.Do you often use your computer for _ (chat) with your friends?boredboringchattingDiscuss the bad points of computers!make our eyesight poorbe bad for our healthaffect (影响）影响）our studies Everything has two sides. We should make good use of things around us, especially the computer.Homework:1.Read the comic strips and try to recite it.2.Try to remember the phrases and sentences.