學必求其心得，業必貴于專精學必求其心得，業必貴于專精學必求其心得，業必貴于專精預習導航一、用括號內單詞的適當形式填空1．WangBaoqiangisthoughttobea______（promise)actor.2．______（stand）onthetopofthemountain，Icouldseethewholecity.3．Not______（know）hertelephonenumber,wecouldn’tgetintouchwithher。4．______(face)withsuchadifficultproblem，theboydidn'tknowwhattodo.5．Iwillneverforgetthe______（smile)facesIhaveseeninthe2010ShanghaiExpo。答案：1.promising2。Standing3。knowing4.Faced5．smiling二、用所給動詞的適當形式填空1．Heoftencarefullywatchedthedoctorsinthe______(operate）room。2．______（return）fromBoston，hefoundhishometowngreatlychanged。3．Lookoutforcarswhile______（cross）thestreet.4．______(notice)thehouseonfire，hedialed119.5．______(catch）intherain,hewaswetallover.6．______（see)fromthetower，thecitylooksjustmagnificent.7．When______（ask)，don'ttellhimIaminbadhealth。8．Generally______(speak），theleveloftheNewYorkHighSchoolInternationalDivisionisprettyhigh.答案：1.operating2.Returning3。crossing4.Noticing5．Caught6。Seen7。asked8.speaking三、讀下列句子，說出其中動詞.ing形式作的成分（定語、狀語、賓語補足語、主語、表語、賓語)1．Withtimegoingby，IcametoknowIwaswrong。________________________________________________________________________2．NeartheEnglishcoast，longlinesoffishingboatssailouttoseadaily.________________________________________________________________________3．ComingtoHangzhoubytraintakesabout16hours.________________________________________________________________________4．Thedoctoradvisedtakingmoreexercise。________________________________________________________________________5．Usingatomicenergy，wecanbuildspaceships。________________________________________________________________________6．ShewentonboardthetrainleavingforShanghai。________________________________________________________________________7．Ifoundtheparadequiteinterestingtowatch.________________________________________________________________________8．Havingnointerestinthetopic，hedidn'tgotothelecture.________________________________________________________________________答案：1。賓語補足語2.定語3。主語4。賓語5.狀語6。定語7.賓語補足語8。狀語四、用動詞。ing形式改寫下列句子,注意其作定語或狀語的用法范例：Isawtheboy.Hewasrunningforthebus。→Isawtheboyrunningforthebus.Ifyoudrivesofast，youwilldamagethecar。→Drivingsofast，youwilldamagethecar。1．Themanistakingawalkontheplayground.Heismyuncle。→________________________________________________________________________2．Theplanisaboutplantingtreesinthegarden。Itisbeingdiscussed.→________________________________________________________________________3．Thegirlsaremendingtheclothes。Theyarefromthenearbyvillages.→________________________________________________________________________4．Istoodonthetopofthemountain。Ifoundthehousesbelowlookedliketinytoys.→________________________________________________________________________5．AsIdidn'tknowhowtogetthere，Ihadtoasktheway.→________________________________________________________________________6．Becausehehadn'theardfromhisfriend，hedecidedtowriteanotherletter.→________________________________________________________________________7．Theytriedtheirbesttosavetheman。Heisdying.→________________________________________________________________________答案：1．Themantakingawalkontheplaygroundismyuncle.2．Theplanbeingdiscussedisaboutplantingtreesinthegarden.3．Thegirlsmendingtheclothesarefromthenearbyvillages.4．Standingonthetopofthemountain，Ifoundthehousesbelowlo