北语19秋《大学英语》(二)作业4答案

小伟参加英语考试,共50道题,满分为100分,得60分算及格。试卷评分标准为做对一道加2分,做错一道倒扣2分,结果小伟做完了全部试题但没及格。他发现,如果他少做错两道题就刚好及格了。问小伟做对了几道题?( )

A. 32
B. 34
C. 36
D. 38

答案:D
解析:
简单方程问题。假设小伟做对了x道题,则做错的题目为50-x,根据题意有:2 (x+2)-2(48-x) = 60,解得x= 38,正确答案为D。


小伟参加英语考试,共50道题,满分为100分,得60分算及格。试卷评分标准为做对一道加2分,做错一道倒扣2分,结果小伟做完了全部试题但没及格。他发现,如果他少做错两道题就刚好及格了。问小伟做对了几道题?( )

A. 32
B. 34
C. 36
D. 38

答案:D
解析:
简单方程问题。假设小伟做对了x道题,则做错的题目为50-x,根据题意有:2 (x+2)-2(48-x) = 60,解得x= 38,正确答案为D。


小伟参加英语考试,共50道题,满分为100分,得60分算及格。试卷评分标准为做对一道加2分,做错一道倒扣2分,结果小伟做完了全部试题但没及格。他发现,如果他少做错两道题就刚好及格了。问小伟做对了几道题?( )

A. 32
B. 34
C. 36
D. 38

答案:D
解析:
简单方程问题。假设小伟做对了x道题,则做错的题目为50-x,根据题意有:2 (x+2)-2(48-x) = 60,解得x= 38,正确答案为D。


小伟参加英语考试,共50道题,满分为100分,得60分算及格。试卷评分标准为做对一道加2分,做错一道倒扣2分,结果小伟做完了全部试题但没及格。他发现,如果他少做错两道题就刚好及格了。问小伟做对了几道题?( )

A. 32
B. 34
C. 36
D. 38

答案:D
解析:
简单方程问题。假设小伟做对了x道题,则做错的题目为50-x,根据题意有:2 (x+2)-2(48-x) = 60,解得x= 38,正确答案为D。


小伟参加英语考试,共50道题,满分为100分,得60分算及格。试卷评分标准为做对一道加2分,做错一道倒扣2分,结果小伟做完了全部试题但没及格。他发现,如果他少做错两道题就刚好及格了。问小伟做对了几道题?( )

A. 32
B. 34
C. 36
D. 38

答案:D
解析:
简单方程问题。假设小伟做对了x道题,则做错的题目为50-x,根据题意有:2 (x+2)-2(48-x) = 60,解得x= 38,正确答案为D。


19秋大学英语(二)作业4试卷总分:100 得分:100一、单选题 (共 25 道试题,共 100 分)1.Man must stop _ the earths atmosphere.A.pollutingB.fillingC.emittingD.wasting答案:A2.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:A3.Here are some toys. You can _ one or two for you little son as a gift from me.A.single outB.pick outC.take outD.work out答案:B4.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.such things likeB.goods and servicesC.a livingD.Most people答案:A5.Circus tiger, although they have been tamed, can _ attack their trainer.A.unexpectedlyB.deliberatelyC.reluctantlyD.subsequently答案:A6.I was _ to find his article on such an _ topic so boring.A.surprising/excitingB.surprising/excitedC.surprised/excitingD.surprised/excited答案:C7.If I had remembered _ the window, the thief would not have got in.A.to have closedB.to closeC.having closdeD.closing答案:B8.In Britain today women _ 44% of the workforce and nearly half the mothers with children are in paid work.A.build upB.make upC.stand forD.conform to答案:B9.Nancy had a great deal of (A) trouble to concentrate on (B) her work because of (C) the noise in (D) the next room.(选择有误的一项)A.inB.concentrate onC.because ofD.a great deal of答案:B10.She _ the child for being late to school.A.scoldedB.blamedC.accusedD.criticized答案:A11.I finally _ the reference in a dictionary of quotations.A.track outB.track downC.track upD.trace down答案:B12.Janes dress is similar in design _ her sisters.A.withB.toC.likeD.as答案:B13.I suddenly realized that he was trying to _ quarrelling with me.A.preventB.enjoyC.considerD.avoid答案:D14.The unversity of Maryland _ a campaign to stop one from of cheating.A.tookB.orderedC.launchedD.formed答案:C15.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:A16.The chair can also _ a bed.A.formsB.works inC.function asD.behaved as答案:C17.They talked in detail about the _ of setting up an experimental school in which each child works at his or her own pace.A.suitabilityB.probabilityC.possibilityD.feasibility答案:D18.At the bus stop _ a soldier and two young men on their way to North Carolina.A.wereB.wasC.sits and waitsD.is答案:A19.Many tourists were _ by the citys complicated traffic system.A.evokedB.divertedC.degragedD.bewildered答案:D20.There is little chance that mankind would _ a nuclear war.A.retainB.edureC.surviveD.maintain答案:C21.The hymn sung by the congregation _ the religious ceremony.A.terminatedB.finishedC.endedD.concluded答案:D22.It was the only way I could find the peace of mind I needed to relax.(选择最恰当的译文)A.这是我找到安心休息所需要的内心平静的惟一方法B.惟、有这样我才能找到安心休息所需要的内心平静答案:B23.The roots of all these events _ history.A.lie upB.lie underC.lie onD.lie in答案:D24.These films are much better than the _ we saw last week.A.onesB.one答案:A25.Between the two given choices the former one sounds reasonable while the _ seems unacceptable to us.A.secondB.latterC.laterD.last答案:B


小伟参加英语考试,共50道题,满分为100分,得60分算及格。试卷评分标准为做对一道加2分,做错一道倒扣2分,结果小伟做完了全部试题但没及格。他发现,如果他少做错两道题就刚好及格了。问小伟做对了几道题?( )

A. 32
B. 34
C. 36
D. 38

答案:D
解析:
简单方程问题。假设小伟做对了x道题,则做错的题目为50-x,根据题意有:2 (x+2)-2(48-x) = 60,解得x= 38,正确答案为D。


小伟参加英语考试,共50道题,满分为100分,得60分算及格。试卷评分标准为做对一道加2分,做错一道倒扣2分,结果小伟做完了全部试题但没及格。他发现,如果他少做错两道题就刚好及格了。问小伟做对了几道题?( )

A. 32
B. 34
C. 36
D. 38

答案:D
解析:
简单方程问题。假设小伟做对了x道题,则做错的题目为50-x,根据题意有:2 (x+2)-2(48-x) = 60,解得x= 38,正确答案为D。


小伟参加英语考试,共50道题,满分为100分,得60分算及格。试卷评分标准为做对一道加2分,做错一道倒扣2分,结果小伟做完了全部试题但没及格。他发现,如果他少做错两道题就刚好及格了。问小伟做对了几道题?( )

A. 32
B. 34
C. 36
D. 38

答案:D
解析:
简单方程问题。假设小伟做对了x道题,则做错的题目为50-x,根据题意有:2 (x+2)-2(48-x) = 60,解得x= 38,正确答案为D。


小伟参加英语考试,共50道题,满分为100分,得60分算及格。试卷评分标准为做对一道加2分,做错一道倒扣2分,结果小伟做完了全部试题但没及格。他发现,如果他少做错两道题就刚好及格了。问小伟做对了几道题?( )

A. 32
B. 34
C. 36
D. 38

答案:D
解析:
简单方程问题。假设小伟做对了x道题,则做错的题目为50-x,根据题意有:2 (x+2)-2(48-x) = 60,解得x= 38,正确答案为D。


小伟参加英语考试,共50道题,满分为100分,得60分算及格。试卷评分标准为做对一道加2分,做错一道倒扣2分,结果小伟做完了全部试题但没及格。他发现,如果他少做错两道题就刚好及格了。问小伟做对了几道题?( )

A. 32
B. 34
C. 36
D. 38

答案:D
解析:
简单方程问题。假设小伟做对了x道题,则做错的题目为50-x,根据题意有:2 (x+2)-2(48-x) = 60,解得x= 38,正确答案为D。


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