仁爱英语八年级上册 unit 4 topic 2 Section C

Unit4OurWorldTopic2I’mnotsureifthereareUFOs.SectionC福州市第四十中学林锌Whatcanweusecomputerstodo?playthecomputergamessurftheInternetWhatcanweusetheInternettodo?Forexample,wecanusetheInternettodownloadusefulinformation.WhatelsecantheInternetdoforusinourlife?Readandunderstand影片一1a•Wecandoshoppingathome.•WecanstudyontheInternet.•WecanusetheInternettofindjobs.•TheInternetcanhelpusfindthewaytoanewplace.•Wecanalsoenjoymanyinterestingsongs,movies,andgames.TheusesoftheInternet:•Butweshouldn’tspendtoomuchtimeontheInternet.spendtime/moneyonsth.在某方面花时间/金钱spendtime(in)doingsth.花时间做某事•Makesentenceswiththephrasesabove.KeypointsWhatcantheInternethelpustodo?Describethepicturesaccordingto1a.WecanenjoymoviesontheInternet.TheInternetcanhelpusfindtheway.Wecandoshoppingathome.WecanstudyontheInternet.WhatelsecantheInternetdoforusinourlife?____________________.____________________.•WecanuseInternetto__________________.____________________.____________________.•WhatdoyouthinkoftheInternet?Itis_______________.Itcanmakeourlife_________________________________.Butwe_________spendtoomuchtimeontheInternet.sende-mailschatdownloadinformation……wonderfulnicer,easierandmoreinterestingshouldn’t1cWrittenwork•AnswerthefollowingquestionsandthenwriteapassageaboutyourInternetlife.•1.HowoftendoyouusetheInternet?A.Often.B.Sometimes.C.Seldom.D.Never.•2.WhatdoyouoftendoontheInternet?A.Dosomeshopping.B.Study.C.Listentomusic.D.Chat.E.Seemovies.F.Downloadusefulinformation.G.Playgames.H.Writee-mails.•3.AreyousuretheInternetisgoodforus?A.Yes,I’msureofthat.B.No,I’mnotsureofthat.•4.DoyouspendtoomuchtimeontheInternet?AYes,Ido.BNo,Idon’t.dictionaryn.–(pl.)dictionarieslookupthenewwordsinthedictionary查字典IfyouknowaChineseword,butyoudon’tknowhowtosayitinEnglish,youcanlookitupina______________dictionary.IfyouknowanEnglishword,butyoudon’tknowhowtosayitinChinese,youcanlookitupinan_______________dictionary.Chinese-EnglishEnglish-ChineseHowtolookupawordinadictionary?Readandunderstand影片二2a1)Whenyoulookupawordinthedictionary,youmustpayattentiontothefirstletteroftheword.2)Whentwowordsbeginwiththesameletter,youhavetolookatthesecondlettertofindtheword.3)Ifboththefirstandthesecondlettersarethesame,lookatthethirdoneandsoon.Howtolookupawordinadictionary?KeypointsThewordsinEnglishdictionariesareinalphabeticalorder.ordern.次序，顺序inorder按顺序，按次序intherightorder整齐有序in…order;inorderof按某种顺序Whenyoulookupawordinthedictionary,youmustpayattentiontothefirstletteroftheword.looksth.up=lookupsth.查找lookit/themupIfyoumeetnewwords,youcanlookthemupinthedictionary.payattentionto注意KeypointsWhentwowordsbeginwiththesameletter,youhavetolookatthesecondlettertofindtheword.beginwith/startwith以……开始Thedaybeganwithrain.endwith以……结束Keypoints•Youcanbuyagooddictionaryandgiveitatry.•试一试（American-English）KeypointsPutthefollowingwordsinalphabeticalorder.treasureemperorregardpalacenationbeachbutterflyremaingovernmentstonehumorousancientInalphabeticalorder:ancientbeachbutterflyemperorgovernmenthumorousnationpalaceregardremainstonetreasureGroupwork•Pleaselookupthesewordsinyourdictionaries,thentellushowyoufindit.humorousbeachnationtreasurepalaceregardemperorremainstonebutterflyForexample:whenyoulookuptheword“get”,youshouldpayattentiontothefirstletter“g”,thenlookupthesecondletter“e”,thenyoucanfindtheword…SummaryThekeyphrasesofthislesson.use…forsth./doingsth.spend…onlookupinalphabeticalorderpayattentiontobeginwithbehelpfulforgiveitatryHomework1.Finish2b.2.Retellthemainideaof1aand2a.3.Makesentencesusingthekeyphrasesabove.4.Makeposterswiththesubject“Internet”afterclass.WritesomethingaboutthedisadvantagesofInternet.Thanksforlistening!Goodbye!