20春大学英语（二）作业1试卷总分:100 得分:100一、单选题 (共 25 道试题,共 100 分)1._ man can now create radioactive elements, there is nothing he can do to reduce their radioactivity.A.AsB.WhetherC.WhileD.Now that答案:C2.There was once an _ idea that the earth was flat and motionless.A.absurdB.intrinsicC.eternalD.offensive答案:A3.I worked at the hospital as a _.A.residencyB.residenceC.residentD.residential答案:C4.The inquiry was _ of her work.A.criticizeB.criticC.criticalD.criterion答案:C5.They have _ baby.A.a five month oldB.a fifth-month-oldC.a five-month-oldD.a five-months-old答案:C6.A man was _ with suspicion of having murdered the mayor.A.chargedB.arrestedC.accusedD.suspected答案:A7.Supporters of gun control have worked for many years to ban the sale of _ handguns in America.A.deadlyB.legalC.mortalD.lethal答案:A8.We dont need air conditioning, _.A.nor can we afford itB.and nor we can afford itC.neither can afford itD.and we can neither afford it答案:A9.The _ in this stamp makes it less valuable.A.errorB.mistakeC.faultD.flaw答案:D10.Let us _ to the next item on the agenda.A.continueB.proceedC.keepD.stop答案:B11.There is now considerable _ for their safety.A.solicitudeB.careC.concernD.worry答案:C12.He fell in love with Mary at the _ of her.A.glanceB.gazeC.sightD.stare答案:C13.He _ his success to good luck more than to ability.A.ownsB.givesC.owesD.believes答案:C14.He was _ into a life of crime by greed and laziness.A.draggedB.temptedC.attractedD.inspired答案:B15.The sounds of music grow _ in the distance.A.faintB.fadeC.waneD.ebb答案:A16.That cant be happenning to me.(选择最恰当的译文)A.这不可能落到我头上啊B.这不会落到我头上。答案:A17.Man must stop _ the earths atmosphere.A.pollutingB.fillingC.emittingD.wasting答案:A18.Meat, vegetables, milk and fruit _ a balance diet.A.constituteB.consist ofC.are composed ofD.include答案:A19.Dont _ to let me know if there is anything I can do for you.A.rejectB.preventC.hesitateD.refuse答案:C20.In Australia the Asians make their influnce _ in business large and small.A.feelingB.feelC.feltD.to be felt答案:C21.The ancient Egyptians are supposed _ rockets to the moon.A.to sendB.to be sendingC.to have sentD.to have been sending答案:C22.This is the first draft of the book. Please feel perfectly free to _ it.A.cope withB.comment onC.complainD.confirm答案:B23.The chair can also _ a bed.A.formsB.works inC.function asD.behaved as答案:C24.Most people (A) work to earn a living (B) and they produce goods and services(C). Services are such things like (D) education, medicine, and commerce. (选择有误的一项)A.Most peopleB.a livingC.goods and servicesD.such things like答案:D25.No one has yet succeeded in explaining the _ of how life began.A.problemB.causeC.puzzleD.logic答案:C