Unit3OnlinetravelGrammarII（学案）学习目标：1Tobecomefamiliarwiththefunctionoftheword‘by’toindicatetheagentwhodoessomething2Toconsolidatethepassivevoice学习重点：Tobecomefamiliarwiththefunctionoftheword‘by’toindicatetheagentwhodoessomething学习难点：Toconsolidatethepassivevoice教具学具：blackboard,ppt,etc教学设计预习作业一、预习书后新单词和课本内容。二、完成下面的预习题：（一）写出下列动词的过去分词和现在分词。1.buy______________2.teach__________________3.sell_________________4.catch_________________5.design________________6.cut_______-_________7.produce________________8.set_________________9.earn_____________________10print__________________（二）根据句意、首字母或中文提示完成下列句子。1.Milliedoesn’tknowhowtoopenher___________(电子词典)2.Let’s___________(重启)thecomputer,ok?3.Weshouldcheckthe___________(设置)ofthecomputerfirst.4.Please_________(连接)yourcomputertoatelephoneline.5.P_________thegreenbutton,thenthemachinewillbeturnedon.6.BeforeSimoncanplaythegame,hemust________(通过)atest.7.PrincessLaurawasbornin__________（魔幻）Landeighteenyearsold.8.Mr.Greenisoversixf___________tall.9.PrincessLaurawascaughtbyane___________witch.10.Thegameisseton__________(火星)教学环节一、预习交流StepⅠ.checkthepreparationout.二、展示探究StepⅡ.HavingarevisionGetthestudentstoreviewthestructureofthepassivevoice,includingthesimplepresenttenseandthesimplepasttense.Whencanweusethepassivevoice?Changethefollowingsentencesintopassivevoice:1.PeoplemakethiskindofcomputerinBeijing.2.Peopleusethiskindofcomputerwidely.3.Myfathermendedthecomputerforme.4.Mumoftenwashesclothesforus.5.TheysearchtheinformationontheInternet.StepⅢ.Presenting1.Wecanuse‘by’tosaywhoorwhatdoestheaction.2.Readthroughthesamplesentencesonpage49andmakethemunderstandhowtouse‘by’.3.Tellthestudentstocomplete‘Workouttherule!’ontheirown.Askavolunteertoreadouttherule.StepⅣ.Practising1.SimonhasboughtaneweducationalCD-ROMcalled‘SavingprincessLaura’.Beforehecanplaythegame,hemustpassatest.(ShowthepicturesinPartB1onpages50-51tothestudents.)HelpSimonpassthetestbyrearrangingthewordstoformcorrectsentences.2.MilliehasboughtaneweducationalCD-ROM.Danielisaskinghersomequestionsaboutit.(Showtheprofileofthegametothestudents.)AccordingtotheinformationabouttheCD-ROM,completetheconversationbetweenMillieandDanielinPartB2onpage51.StepⅤAdditionallanguagepoints1.Inourbook,weonlylearntheuseofthepastandpresentformofthepassivevoice,buttherearesomeotherformsofthepassivevoiceweshouldknow.常见被动语态的动词形式(以give为例)一般现在时am(is／are)given一般过去时was(were)given一般将来时shall(will)begiven现在进行时am(is／are)beinggiven过去进行时was(were)beinggiven现在完成时has(have)beengiven2.感官动词和使役动词在主动结构中，后面接不带‘to’的不定式，但如果改为被动句，则需要把省略的‘to’加上，这类动词有hear,watch,make,help,let,see,have等等。如：a.Thebossmadeusworktwelvehoursaday.改为Weweremadetoworktwelvehoursaday.b.Theyoftenhearthegirlsingintheroom.改为Thegirlisoftenheardtosingintheroom.DoingadditionalexercisesCompletethesentencesinthepassivevoice.Usethecorrectformsoftheverbsinthebox.build,eat,paint,steal,catch,grow,sell,write1.Thispicture_____ByMillie.2.Coke_____allovertheworld.3.Rice_____inChina.4.Somemoney_____fromthebankyesterday.5.Thethieves_____bythepolice.6.Thisflat_____in1986.7.Thisnewsletterarticle_____byDaniel.8.Allthesnacks_____beforethe...
