第03講動(dòng)詞ing形式作主語(yǔ)1．了解動(dòng)詞ing形式作主語(yǔ)的概念和用法。2．可以依據(jù)本節(jié)課的內(nèi)容來(lái)完成一些習(xí)題。1、關(guān)于動(dòng)詞ing形式的根本狀況(1)．動(dòng)詞ing形式是動(dòng)詞的一種非謂語(yǔ)形式，包括現(xiàn)在分詞和動(dòng)名詞兩種。動(dòng)詞ing形式在句中的語(yǔ)法作用：動(dòng)名詞在句中作主語(yǔ)、賓語(yǔ)、表語(yǔ)和定語(yǔ)，現(xiàn)在分詞在句中作狀語(yǔ)、賓語(yǔ)補(bǔ)足語(yǔ)和定語(yǔ)。(2)．動(dòng)詞ing形式的時(shí)態(tài)和語(yǔ)態(tài)。Readingaloudisagoodwaytolearnalanguage.大聲朗讀是學(xué)習(xí)語(yǔ)言的一種好方法。Havingstudiedhislessonsveryhard,hepassedtheexam.努力學(xué)習(xí)了功課,他通過(guò)了考試。Thebuildingbeingbuiltnowwillbefinishednextmonth.正在建設(shè)的建筑物下個(gè)月將完工。Havingbeenlaughedatforhislameness,theboybecameshyandinhibited.那男孩因跛腳被人嘲笑,變得羞怯?！練w納用法】2、動(dòng)詞ing形式作主語(yǔ)(1)．動(dòng)詞ing形式作主語(yǔ)Sayingisonething,anddoingisanother.說(shuō)是一回事，而做是另一回事。Havingawalkeverydayhelpstomakeonekeephealthy.每天漫步?????有助于一個(gè)人保持健康?！練w納用法】動(dòng)詞ing形式作主語(yǔ)，往往表示常常性、習(xí)慣性的動(dòng)作，通常置于句首。[名師點(diǎn)津]動(dòng)名詞作主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞用單數(shù)。Climbingmountainsisreallydifficultfortheold.對(duì)于老人來(lái)說(shuō)爬山的確困難。(2)形式主語(yǔ)it代替動(dòng)詞ing形式作主語(yǔ)。Itisawasteoftimepersuadingsuchapersontojoinus.勸告這種人參加我們是鋪張時(shí)間。Itisnogood/useregrettingforthepast.懊悔過(guò)去是沒(méi)用的。【歸納用法】此類句式常見(jiàn)的有：It'sawasteoftimedoingsth.做某事是鋪張時(shí)間It'suseless/worthwhiledoingsth.做某事沒(méi)用/是值得的3、動(dòng)詞ing的復(fù)合結(jié)構(gòu)作主語(yǔ)動(dòng)名詞的復(fù)合結(jié)構(gòu)作主語(yǔ)。形式通常有兩種：Theiringtohelpwasagreatencouragementtous.他們前來(lái)幫助對(duì)我們來(lái)說(shuō)是巨大的鼓舞。His/Tom'sbeinglatemadetheteacherveryangry.他的/湯姆的遲到使老師很生氣。Jerry'snotarrivingontimemadethepeoplepresentangry.杰里未能按時(shí)到達(dá)令在場(chǎng)的人很生氣?！練w納用法】(1)作主語(yǔ)的動(dòng)詞ing的復(fù)合結(jié)構(gòu)的確定形式為：形容詞性物主代詞/名詞的全部格＋doing...。(2)作主語(yǔ)的動(dòng)詞ing的復(fù)合結(jié)構(gòu)的否認(rèn)形式為：形容詞性物主代詞/名詞的全部格＋notdoing...。

1．Inrecentyears,________(rent)clotheshasbeeanincreasinglypopulartrendamongpeopleofallages.2．_______(slide)intothehabitwaseasy,butitwasdifficulttoquitthehabit.3．_____________(examine)twiceayear,whetheritisacar,abusoratruck,istherulethateverydrivershouldobeyinthiscity.4．________(digitise)ancientartallowsustoexplorethepracticesoflongago.5．AsIgetolder,inghomeand______(be)withmyentirefamilyisthemostimportantpartofit.6．________(be)abletoappreciateartisverysatisfying.7．________(visit)artgallerieshelpsyouunderstanddifferentcultures.8．________(draw)realisticportraitsofpeopleisverydifficult.9．________(add)BeijingOperatothebasiceducationinChinaisabigsteptopromotetraditionalart.10．_________(expose)tostrongsunlightcanbeharmfultohumanskin.11．________(design)agreatflagisverydifficult,asyouaretryingtosqueezeawholenationintoasmallbox.12．His________(e)latemadetheteacherveryangry.13．________(get)involvedinanewandemergingbusinesscanberiskyandalsobeprofitable.14．________(adapt)toschoollifequicklyisimportantforfreshmen,whichwillinfluencetheirperformance.15．Itisnouse______________(reason)withhim.16．________(turn)18alsochangedthewaythatsocietyviewedme.17．________(attend)trainingclassesmeanscostingthemmuchmoney.18．Beforeyoubegin,it’sworthwhile________(understand)theexampleapplicationyou’llbuild.19．It’snouse________(cry)overspiltmilk.20．Manypeopleagreethat________(go)toamuseumisagoodwayoflearningaboutancienttreasures.21．________(play)tricksonothersissomethingweshouldneverdo.22．________(live)inthecountrysidehasbothadvantagesanddisadvantages.23．________(get)uplatemeansmissingtheearlybus.24．________(collect)stampstakesalotofhissparetime.25．________(Read)isnecessaryforyoutoexpandyourknowledge.26．________(Consult)thiskindofdictionaryisreallyapieceofcake.27．Insomeways,________(learn)toprogramaputerissimilartolearninganewlanguage.28．________(make)eyecontactisn’talwayseasy;itcanfeelunfortableattimes,especiallywhenyouhaven’tyetbuiltarelationshipwiththeotherperson.29．Inaword,__________(get)alongwellwithyourclassmatesisconsideredanimportantthing.30．________(jog)throughtheparkbeesmyroutine.31．________(e)toGuizhouProvincetoteachhasbeenquiteanexcitingexperienceforhim.32．Itisawasteoftime________(persuade)himtogiveuptheplan.33．________(bee)awareofwhatcausesyourworrywillhelptoreducethestress.34．________(ignore)thedifferencesbetweenthetworesearchfindingswillbeoneoftheworstmistakesyoumake.35．___________(feed)ahungryfamilycanbeexpensive.36．_______(learn)Chineseisamust,whichislikelytomakeyourlivinginChinamorefortable.37．_______(swim)isoneofthebestsports,whichkeepsmeingoodhealth.38．________(pursue)yourpassionisanecessary—butnotsufficientconditionforagreatcareer,soitisessentialtofindyourpassionasastartingpoint.39．_____(attempt)tochangesomeoneelse’sattitudetowardslifeisawasteoftimeandenergy.40．________(grab)thischanceiswhatyoushoulddonow.41．________(watch)thedolphinandsealionshowsisbotheducationalandfun.42．_______________(plant)moretreesisgoodforhuman’shealth.43．________(occupy)indesigninganewrobotcausedthegirltohavenotimetoplay.44．________(know)howtothinkclearlyandhowtospeakcorrectlygivesoneconfidence.45．_______(travel)isinterestingbuttiring.46．Doingexerciseoutdoorsratherthan________(go)ondietshelpstokeepyouslim.47．InChineseculture,_____(point)atotherswithafingerisconsideredtobeimpolite.48．________(strength)socialdevelopmentisanimportantguaranteeofmaintainingsocialharmonyandstability.49．Simply________(say)thankyoudoesn’tseemenoughincertainsituations.50．What’smore,________(do)houseworkcanbeaformofmentalrelaxationfromstudy.51．________(take)regularexerciseisgoodforourhealth.52．AsIhavementioned,________(devote)myenergytoteachinginthedistantvillageismydesirea