中国第二十冶金建设公司综合学校高中分校高中英语：四grammar学案

学必求其心得，业必贵于专精学必求其心得，业必贵于专精学必求其心得，业必贵于专精必修四Unit4Grammar【学习目标】：V—ing形式在句中作定语和状语【学习重点】：V-ing形式在句中作状语【学习难点】：独立主格结构【教学过程】：V—ing形式在句中作定语和状语是本单元的学习重点.1、作定语⑴V-ing形式可以单独充当名词的前置修饰语,AswimmingpoolAsleepingcarworkingpeopletherisingsun⑵-ing形式短语作定语时一般放在它所修饰的名词之后，相当于一个定语从句。Theyarevisitorscomingfromseveralcountries.Theboystandingthereisaclassmateofmine.2、作状语可以表示时间，原因，结果,条件,行为方式或伴随动作等。Beingpoor，hecouldn'taffordaTVset。Workinghard,you’llsurelysucceed。Hearingthenews，hegotfrightened.Notknowinghistelephonenumber，Icouldn’tgetintouchwithhim。Shestoodwaitingforabus。Hesattherereadingabook。Thestudentsranoutoftheclassroom，talkingandlaughing。Herhusbanddied，leavingherfourchildren。注意：⑴当v-ing形式所表示的动作发生在谓语动词动作之前时，应使用完成式：havingdoneHavingfinishedhishomework，herushedouttoplaybasketball。练习：___________________areply，hedecidedtowaitagain.（）A.NoreceivingB.ReceivingnotC.NothavingreceivedD.Havingnotreceived分析:在V—ing形式的否定式中，否定词（no、not或never）应置于其前面，不能置于其后面。⑵v-ing形式作状语时,它的逻辑主语必须与主句的主语是一致的.Usingyourhead,you’llfindagoodway。Lookingoutofthewindow，Isawsomechildrenplayingfootball。3独立主格结构：非谓语动词带有自己的主语，从而在结构上与主语没有关系，我们称之为独立主格结构（AbsoluteConstruction)。Springcomingon，thetreesturnedgreen。Hermotherbeingill,shehadtolookafterherathome.Timepermitting,we’llvisittheGreatWall.一、单项选择1．Hesatthere______anovel。A。readB。readingC.readsD。hadread2．Don’twakeupthe______child。A.sleepB。sleptC。sleepingD.sleepy3．_____ourshoesinourhands，wecrossedthestream.A。TocarryB。CarryingC.CarriedD。Carry4．_____myhomework,Iwenthome.A。HavingfinishedB。FinishedC。BeingfinishedD。Finish5．______acarelessfellow,heforgetallaboutit.A。IsB。BeC。BeingD.Was6．Youmustbecarefulwhen___onthehighway。A。youdrivingB.aredrivingC.drivingD.youweredriving7.Takingpictures___veryinteresting。A。isB.areC.tobeD.be8．Beforehecame，I’dfinished_______thewholebook.A。toreadB.tohavereadC.readingD.read9．Ialwaysenjoy____topopularmusicatnight。A.tolistenB。listeningC.thatIcanlistenD.ifIcanlisten10．Weareconsidering________atriparoundtheisland.A.takeb.totakeC。tobetakingD.taking11．wearelookingforward______ourfriendsnextweek。A.toseeB。toseeingC。tobeseeingD.shallsee12．Jacksawawoman______nearthedog,sohewalkeduptoher。A。stoodB.standsC.tostandD.standing13．Weather____，wewillhaveapicnictomorrow。A。permitB.permitsC。permittedD。permitting14．Thevacation____over,thestudentscamebacktoschool。A.isB。areC.wasD.being15．HesentmeanE—mail,________togetfurtherinformation.A。hopedB。hopingC。tohopeD。hope二、单句改错1.Havingnotseenthefilm,Ican’ttellyouwhatIthinkofit。2．Seenfromthetopofthehill，wefindthecitymorebeautiful。3．Generallyspeak，facialexpressionsarehelpfulcommunications,t