Unit2MoralsandVirtuesDiscoveringUsefulStructures课件-高中英语人教版2

Unit2MoralsandVirtuesPeriod3Discoveringusefulstructures①课前自主预习Ⅲ.预备语法指出下面各句画线部分所充当的成分1．Beingateacher，youshouldhelpyourstudentsineveryway.()2．Wewatchedthethreeboyssharingtheirfoodwitheachother.()

原因状语宾语补足语3．Hediedfromasuddentrafficaccident，leavingtheexperimenthalf-done．()4．Whenwereturnedtotheschool，wefoundastrangerstandingattheentrance.()结果状语宾语补足语5．ListeningtoEnglisheveryday，youwilllearnitwellstepbystep.()6．Seeingmyparentswavinginthecrowd，Iwentrunningtothem.()条件状语时间状语7．Iamsorrytohavekeptyouwaitingforsuchalongtime.()8．Thestudentsenteredtheclassroom，followingtheirEnglishteacher．()宾语补足语伴随状语突破语法观察领悟【例句观察】①ThenewPeople’sRepublicofChinasawDrLinQiaozhiplayingakeyrole.②Thinkingofallthepeoplestillinneedofhelp，DrLinopenedaprivateclinic.③ThoughLinQiaozhinevermarried，shewasknownasthe“motheroftenthousandbabies”，havingdeliveredover50，000babiesinherlifetime.【我的领悟】1．句①中的playing在句中作____________；2．句②中的Thinking在句中作______________；3．句③中的havingdelivered在句中作_______________，havingdone属于________式。宾语补足语状语状语完成动词-ing形式(2)动词-ing形式作状语和补语一、动词-ing形式作状语动词-ing形式作状语可以修饰谓语动词或整个句子，表示时间、原因、结果、条件、让步、行为方式、伴随情况或补充说明等。该用法也是历年高考中对非谓语动词考查最频繁的内容。1．表示时间动词-ing形式作时间状语，相当于一个时间状语从句。Speakingofallthebooksshehaswritten，Ithinkthisisprobablythebest-knownone.谈到她所写的所有书，我认为这可能是最出名的一本。(＝WhenIspeakof…)2．表示原因表示原因的动词-ing形式一般置于句首，相当于一个原因状语从句。HavinglivedinJinanforyears，Ialmostknoweveryplacequitewell.(＝BecauseIhavelived…)在济南住过多年，我几乎对每个地方都很熟悉。Notrealisingthathewasingreatdanger，Ericwalkeddeeperintotheforest.(＝Sincehedidnotrealisethat…)由于没有意识到身处险境，埃里克一步步向森林深处走去。3．表示结果动词-ing形式作状语表示结果，可扩展为一个含有并列谓语的简单句。Chinahasapopulationofmorethan1.4billion，makingitthelargestcountryintheworldbypopulation.(＝…andthismakesit…)中国有14亿多人口，这使得它成了世界上人口最多的国家。4．表示条件动词-ing形式作条件状语，相当于一个条件状语从句。Openingthewindow，youwillseethegardenbelow.(＝Ifyouopenthewindow…)打开窗户，你就能看见下面的花园。5．表示让步动词-ing形式作让步状语，相当于一个让步状语从句。Admittingwhatyousay，Istillthinkyouarewrong.(＝ThoughIadmitwhatyousay…)虽然我承认你所说的话，但我仍然认为你错了。6．表示行为方式、伴随情况或补充说明动词-ing形式表示行为方式、伴随情况或补充说明，常放在句末，可以扩展成一个并列成分。Hewaswalkingalongthestreet，lookingthiswayandthat.(＝…andlookingthiswayandthat.)他左顾右盼地在街上走着。Somegirlssattherelaughingandchatting.(＝…andlaughedandchatted.)几个女孩在那边坐着，又说又笑。7．修饰形容词有少数动词-ing形式常放在某些形容词前面，起副词的作用，意思是“极”或“非常”，表示其程度或状态。Itwasfreezing/bitingcoldthatday.那天天气很冷。8．动词-ing形式作插入语动词-ing形式可在句中作独立成分，表明说话人的态度。Properlyspeaking，awhaleisnotafish.准确地说，鲸并非鱼类。※【拓展提升】1．非谓语动词作状语时，如所提供的动词不能和句子中的主语保持一致，动词-ing形式必须有自己的逻辑主语，通常由名词或代词来担任，这就是独立主格结构。Thelastbushavinggone，wehadtowalkhome.(havinggone的逻辑主语是thelastbus，而不是we)末班车已经开走了，我们不得不走回家。Weatherpermitting，thefootballmatchwillbeplayedonFriday.(permitting的逻辑主语是weather，而不是thefootballmatch)天气允许的话，足球赛将在周五举行。2．现在分词作状语的完成式形式为havingdone，表示有时间先后顺序，现在分词作状语时，如需要表示否定，直接在having前加上not。Havingfinishedhomework，hewentouttoplaybasketball.做完了作业，他出去打篮球了。二、动词-ing形式作补语动词-ing形式作补语，主要是宾语补足语时，和宾语之间存在逻辑上的主谓关系，强调动作在进行，常用在catch，feel，find，have，hear，keep，set，observe，see，watch等动词后。Themanwasfiredbecausehehadbeenfoundsmokinginthekitchen.那个人被解雇了，因为他被发现在厨房里吸烟。Let’shurryup.Don’tkeepthemwaiting.咱们快一点，不要让他们等了。※【拓展提升】在see，watch，hear，observe，lookat，notice，feel等动词后，如果表示经常性的或已经完成的动作，要用不带to的不定式。Isawhimbreakintothehouse.我看见他闯入了那幢房子。□追踪练习Ⅰ.指出句中画线部分是哪类非谓语动词，作何成分1．Beingbusy，hedidn’tgototheconcertyesterday.非谓语动词种类：____________所充当的句子成分：______________现在分词原因状语2．Thefirelastednearlyamonth，leavingnothingvaluable.非谓语动词种类：____________所充当的句子成分：______________3．Seeingtheperformance，shenoddedfromtimetotime.非谓语动词种类：____________所充当的句子成分：______________现在分词结果状语现在分词时间状语4．WhenIturnedaround，Isawhimapproachingmewithhiswalkingstick.(1)approaching非谓语动词种类：________________所充当的句子成分：______________(2)walking非谓语动词种类：______________所充当的句子成分：______________现在分词宾语补足语动名词定语5．Theladyblamedthenaughtyboycaughtpickingflowersinhergardenandlethimoff.非谓语动词种类：____________所充当的句子成分：______________现在分词宾语补足语6．Inordertofinishit，hehadalltheworkerspaintinghisbighouseallthedayandnight.非谓语动词种类：____________所充当的句子成分：______________现在分词宾语补足语Ⅱ.单句语法填空1．________(turn)totheright，youwillfindthehouseyouarelookingfor.2．________(admire)Chinesepaintings，SallyhascometoChinatolearnhowtopaint.3．AMexicanfarmerwassurprisedtoseesmoke________(rise)fromasmallpartofhisland.TurningAdmiringrising4．Hekeptthecandle________(burn)allthenights.5．________(know)allthis，theymademepayforthedamage.burningKnowing补充练习1.1)WhenI_________(see)theschoolfromtheheight,Ifounditmorebeautiful.2)When______(see)ourschoolfromtheheight,Ifounditmorebeautiful.

3)______(see)ourschoolfromtheheight,Ifounditmorebeautiful.4)______(see)fromtheheight,ourschoolismorebeautiful.

saw

SeenseeingSeeing2.1）Hepassedtheexam,_______(make)hisparentsveryhappy.2）Hepassedtheexam,which______(make)hisparentsveryhappy.3）Hehurriedtothebusstation,only______(find)thebushadleft.

making自然而然结果，其逻辑主语往往是前面整个句子所描述的情况，前面有时候可以加thus。madetofindonlytodo表示出乎意料的结果3.1)_____________(finish)homework,hewentouttoplaybasketball.2)_________________(tend)forhalfayear,myfatherbecamefarbetter.3)___________(walk)inthestreet,Imetmyoldfriend.注意：V-ing的一般式（doing）所表示的动作通常和谓语动词的动作几乎同时发生，没有明显先后顺序。V-ing的完成式（havingdone）所表示的动作通常在谓语动词的动作之前发生。HavingfinishedHavingbeentendedhavingdone→havingbeendoneWalking4.When

(ask)abouttheaccident,hesaidnothing.5.Weather

(permit),we’llgohikingtomorrowmorning.6.Theytalked,laughedandtotally

(ignore)others.7.Withtime_______(go)by,hefellinlovewithsinging.8.Hefelthisheart

(puond)violentlywhenitwashisturntogiveaspeech.9.1)_________(face)withdifficultsituation,Lucydecidedtoaskhisteacherforadvice.2)__________(face)difficultsituation,Lucydecidedtoaskhisteacherforadvice.askedpermittingignoredgoingpoudingFacedFacingMr.Whiteisakind-heartedman1._______(live)inastonecottage2._______(locate)ontheedgeofthewoods.Heenjoys3._________(help)th