司徒中学2012届初三毕业班英语培优练习（六）时间：16th,March,2012（Fridayafternoon）地点：美术室一、单项选择1．-Excuseme,isthisseattaken?-______.Thatmangothisbooksandleftafewminutesago.AI’mafraidsoBIdon’tthinksoC.Idon’tknow.D.Ihopenot.2.-_______isthepopulationofyourcity?-Abouttwomillion.A.HowBWhatC.HowmanyD.Howmuch3.--Whataboutthecoloroftheshirt?--oh,________Idon’tlikeit.A.that’sbeautifulB.it’sokC.that’stoobrightD.that’sallright.4.Wouldyoumind________thedoor?A.IclosingB.tocloseC.meclosingD.myclose5.---Haveallthestudentsknowthatourclasswillvisitthefactorythisafternoon.---Yes,Everystudent________aboutit.A.havetoldB.havebeentoldC.hastoldD.hasbeentold6.Howlong______thefilm_____whenyougotthere?A.has,begunB.had,begunC.has,beenonD.had,beenon7.______excitingnews!We’reneverhad_______longvacationbefore.A.What,suchaB.Whatan,suchaC.How,suchaD.What,soa8.______thebadweather,theswimmingmatchhadbeenputoff.A,BecauseB.ThankstoC.WiththehelpofD.For9.--Iwonderifit_____tomorrow.--Don’tworry,ifit_______,we’llstayathome.A.rains,rainsB.willrain,rainsC.rains,willrainD.willrain,willrain10.Icouldn’tagreewith________atthemeeting.A.thatyousaidB.whichyousaidC.allwhatyousaidD.whatyousaid11.-Mum,couldyoubuymeadresslikethis?-certainly,wecanbuy_____onethanthis,but_____this.A.abetter,betterthanB.aworse,asgoodasC.acheaper,asgoodasD.amoreimportant,notasgoodas12.Sinceyou’re____danger,whynotask______help?A.in,forB.in,toC.with,forD.with,to13-Shallwegoskatingtomorrow?--______.A.you’reallrightB.It’sverykindofyouC.YouarerightD.That’sagoodidea14.Jennygaveus_____onhowtoimproveEnglish.A.someadvicesB.manyadvicesC.someadviceD.anadvice15.______Chinais______oldcountrywith_____longhistory.A./,an,aB.The,an,aC./,an,theD./,the,a16.Whynot_______Tom_______hisEnglish.A.help,improveB.tohelp,improveC.help,improvingD.tohelp,improving17.-MustIfivethedictionarybacktothelibrarynow?--No,You_______.Youcan______itforanothertwoweeks.A.needn’t,knowB.needn’t,keepC.mustn’t,lendD.mustn’t,keep18Heiswearinghissunglassesto_____himselffromthesun.A.preventB.stopC.keepD.protect19Look,theteacheraswellasallhisstudents_______playinggamesontheplayground.AareB.isC.hasbeenD.havebeen20.--Annhasmadegreatprogressrecently.--______and_______.A.Sohasshe,sohaveyouB.Sohasshe,soyouhaveC.Soshehas,soyouhaveD.soshehas,sohaveyou.21Thereusedtobeachurchhere,______?A.don’tthereB.usednotthereC.didn’tthereD.didn’tit22.Thedigitalcameracost______thatIdidn’tbuyit.A.somuchB.solittleC.suchmuchD.suchlittle23.--Whotaught_______French?---Nobody,shelearnedallby______.A.herself,herB.she,herselfC.her,herselfD.her,she24.Mick,yourT-shirthas_____,whydon’tyoubuyanewone?A.wornoutB.brokenoutC.soldoutD.runout25Youneedfriendsto_____,orwewillfeel________.A.chat,aloneB.chatwith,lonelyC.speak,lonelyD.talkwith,alone二、阅读理解AEveryobjecthasweight.Butthecenterofitsweightisnotalwaysinthemiddleoftheobject.Ifthetopofanobjectisheavierthanitsbottom,itwillfallovereasily.Wesaythatitscenterofgravityishigh.Butifthebottomisheavier,itwon’tfalleasily.Thenwesaythatitscenterofgravityislow.Lookatthefirstpicture.Thisemptyboxmustfallover,becauseitscenterofgravity(C)isnotabovethelineofitsbottom(AB).Nowlookatthesecondpicture.Thereissomeheavyironinthebottomofthisbox.Itwillnotfall,becauseitscenterofgravityisaboveitsbottom.1.Ifthebottomofanobjectis______itstop,itwillfallovereasily.A.lighte...
