课时作业(十五)[必修3Unit5Canada—“TheTrueNorth”](限时：45分钟)Ⅰ.单项填空1．By________，peopleinWesterncountriescanplayjokesonothersonApril1st.A．systemB．historyC．habitD．tradition2．Newshascome________MrSmithhasbeenillseriously.A．whileB．thatC．whenD．as3—．Itisburninghot！CouldItakeashowerhere?—Sure，________．A．comeonB．forgetitC．goodideaD．goahead4．Inourteam,noperson________Tomcouldfinishthistoughtaskinsuchashorttime.A．betterthanB．ratherthanC．otherthanD．morethan5．Iwasimpressed________hishugefeet________approximately1foot8inches.A．in;measuringB．about;measuredC．with;measuringD．for;measured6．Not________withthequalityofyourgoods,Iwillcertainlynotadviseotherstobuythem.A．toimpressB．impressingC．havingimpressedD．impressed7．Thecloth________easilyif________onatable.A．measures;spreadingB．measures;spreadC．willbemeasured;spreadD．ismeasured;spreaded8．________bybeautifulgreenmountainsandsituatedatthefootofHuangshanMountainmakesTaipingLakeafamoustouristattraction.A．SurroundedB．BeingsurroundedC．HavingbeensurroundedD．Surrounding9．Remember,betterhealth________infeet.Walkmore,feelthedifference!A．measuresB．hasmeasuredC．ismeasuredD．wasmeasured10—．Weareafraidwecan'tfinishthetask________amonth.—Takeyourtime,butnextmonthyou'llhaveanewone.A．withinB．byC．amongD．after11．Withtheendofhiscareerin________，Armstrongwasalreadylookingforwardtospendingsomedaysatthebeachwithhisfamily.A．viewB．rangeC．reachD．sight12．Hesaidhewouldacceptthejob，sowehaveaskedhimto________hisacceptanceinwriting.A．confirmB．proveC．signD．announce13．Seenfromspace，theEarthlookslikeablueball，with________75%ofitssurfacecoveredwithwater.A．entirelyB．exactlyC．slightlyD．approximately14．Notuntilhelefthishome________toknowhowimportantthefamilywasforhim.A．didhebeginB．hadhebegunC．hebeganD．hehadbegun15．________herlegwaswounded，she________upthestairs.A．Inspiteof;managedtogetB．Inspiteof;succeededgettingC．Although;managedgettingD．Although;managedtogetⅡ.阅读理解ASomeunusualwordsdescribehowapersonspendshisorhertime.Forexample,someonewholikestospendalotoftimesittingorlyingdownwhilewatchingtelevisionissometimescalledacouchpotato.Acouchisapieceoffurniturethatpeoplesitonwhilewatchingtelevision.RobertArmstrong,anartistfromCalifornia,developedtheterm“couchpotato”in1976.Severalyearslater,helistedthetermasatrademarkwiththeUnitedStatesgovernment.MrArmstrongalsohelpedwriteafunnybookaboutlifeasafulltimetelevisionwatcher.ItiscalledtheOfficialCouchPotatoHandbook.Couchpotatoesenjoywatchingtelevisionjustasmousepotatoesenjoyworkingoncomputers.Acomputermouseisthedevicethatmovesthepointer,orcursoronacomputerscreen.Thedescriptionofmousepotatobecamepopularin1993.AmericanwriterAliceKahnissaidtohaveinventedthetermtodescribeyoungpeoplewhospendalotoftimeusingcomputers.Toomuchtimeinsidethehouseusingacomputerorwatchingtelevisioncancausesomeonetogetcabinfever.Acabinisasimplehouseusuallybuiltfarawayfromthecity.Peoplegotoacabintorelaxandenjoyquiettime.Cabinfeverisnotreallyadisease.However,peoplecanexperienceboredomandrestlessnessiftheyspendtoomuchtimeinsidetheirhomes.Thisisespeciallytrueduringthewinterwhenitistoocoldorsnowytodothingsoutside.Oftenchildrengetcabinfeveriftheycannotgooutsidetoplay.Sodotheirparents.Thishappenswhenthereissomuchsnowthatschoolsandevenofficesandstoresareclosed.Somepeopleenjo...
