【答案】汽车实用英语y 过程性评测(50)【参考答案】

判断题:10道,每道4分,总分40 1.Theburningofair-fuelmixturemakesthepistonsmoveupanddown,thenturnthecrankshaftaround. 正确 错误 2.Thecompletecycleofanenginerequiresthreepistonstrokes:compression,powerandexhaust. 正确 错误 3.Ifyourcarisa1995modelornewer,chancesareitisequippedwithOBDII. 正确 错误 4.WhendidhegotoAmerica.Twoyearsago. 正确 错误 5.Areyoureadytoorder`?Yes.I’llhaveachickensaladplease. 正确 错误 6.Thehistoricalcodesarelistsofthingsthathavebeendetectedinthepastbutarenolongeranissue,whilsttheactivecodesarethingsthatareaproblemrightnow. 正确 错误 7.Isthereabanknearhere?Yes.Isawhimthismorning. 正确 错误 8.Theheavystressesimposedupontheshaftduringoperationrequireitsconstructiontobeverystiffandtough.Thematerialusedforitsmanufactureisaspecialalloysteel,whichiseithercastorforgedintoshape. 正确 错误 9.HaveyoubeentoAmerica?No,I’veneverbeentherebutIhopetogothereinthefuture. 正确 错误 10.Iwenttoafashionshowlastnight.Whotookawaymybook? 正确 错误 单选题:30道,每道2分,总分60 1.Ifthe_______pressestheswitchtoadjustthepassenger-sidemirror,thedriver'sdoormodulesendsapacketofdataontothecommunicationbusofthecar. slap pitch innovation driver 2.Theshortcomingsofthepetrolengineinthenineteenthcenturyincludethefollowingsexcept______. unreliablenatureoftheignitionsystem veryexpensiveandnotefficientenough nosparkplugisused highfireriskcausedbypetrol 3.IwaswatchingTV＿＿＿thetelephonerang. while when since what 4.Isitdifficulttolearnto________TaiChi? play go do beat 5.Ihavetogonow.Ihavetopick______mysonfromschool. in with up from 6.______contacts,oneoneithersideofthepowercontact,areconnectedtothevehiclegroundandtothemotor. All None Two Three 7.I'mgoingtobuyMaryabirthdaygift.Doyouhave＿inmind? specialsomething specialanything anythingspecial somethingspecial 8.Thedieselengineisalsocalledcompressionignitionenginebecause______. compressionstrokeisoneofthefour-strokesofadieselengine. thedieselengineisignitedbytheheatofcompressionnotbyspark. thedieselenginehasaveryhighcompressionratio. BothAandB 9.Theconnectingrodismadeof______. castiron forgedalloysteel aluminum-alloy sheetsteel 10.I’mreallylookingforwardto______fromyou. hear heard hearing beinghear 11.Thecoolantistheotherthingsyourengine_________gowithout. mustn't may can can't 12.Therewasn’t__________inthehousewhenshegothome. any some somebody anybody 13.ThedoctortoldMrSmiththathewouldn’tgetbetterifhedidn’t_________smoking. giveup giveaway giveout giveto 14.Ilovetravelling.I________mostplacesintheworld. havebeento havegoneto wentto was 15.Isthesupermarket________therightorleft? on in at under 16.Duringthepowerstroke,aforceofupto4000poundsissuddenlyappliedtothepistonheadfor_______timesasecond. 30 40 70 30to40 17.Sorry,I’mnotfreethisevening._______dinnerwithMike. Iwillhave I’mhaving Ihave have 18.Inthecompressionstroke,onemaindifferencebetweenadieselengineandapetrolengineisthat______. theairiscompressedinthesealedcylinderinthedieselengine thepetrolenginehasacomparativelyverylowcompressionratio combustionoccursbysparkignitioninthedieselengine BothAandB 19.Haveyouhadyourbreakfast?No,Ihaven’thadit______. never yet just erer 20.Thefunctionofthepistonringsisto________. helpcoolthepistonbytransferringheatfromthepistontothecylinderwall provideaslidingsealbetweenthepistonandcylinderwall scrapeoiloffthecylinderwallasthepistonmovesdownonthepowerandintakestrokes. alloftheabove 21.MrHiltonisnotgoodatmusic.Neither________hischildren. are is be being 22.Themanagertoldalltheemployees_________lateformeeting. notbe benot nottobe no 23.Sheorderedthefish,_________? doesn’tshe didn’tshe hasn’tshe didshe 24.IhadasandwichbeforeIplayedbasketball,________I’mveryhungrynow. but and so to 25.Couldyoupleasetelluswhatkindofwork＿＿＿youhavegotexperience? atthat inwhich which that 26.______makesthepistontomoveupanddownintheenginecylinder. pressurechanges pistonhead atmosphericpressure mechanicalforce 27.Don't＿him.Heiswritingaletternow. disturbto disturb disturbing disturbed 28.Comparedwiththein-linepump,theDPAhasthefollowingadvantages:self-lubricating,easyservicing,lowcostofproductionand______. acommonsingleelement fittedtomorebiggerengines. amoreprecision-builtunit BothAandC 29.Pistonsformodernenginesaremadeof_______. castiron steel aluminum-alloy tin-alloy 30.Heisagoodfriendof_________. we our's our ours