A man is 48 years old. He asks the other man how old he is. The other man answers: "I am twice as old as you were when I was as

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问题 A man is 48 years old. He asks the other man how old he is. The other man answers: "I am twice as old as you were when I was as old as you are today. "How old is the other man?

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答案64

解析假定我现在X岁，当我48岁时，你的年龄是Y岁。因而，X=2Y，X-48=48一Y，用这两个等式，得出X=64。

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本试题收录于： A类竞赛（研究生）题库大学生英语竞赛（NECCS）分类

A类竞赛（研究生）

大学生英语竞赛（NECCS）

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A man is 48 years old. He asks the other man how old he is. The other man answers: "I am twice as old as you were when I was as

A类竞赛（研究生）

大学生英语竞赛（NECCS）

Ifnisanoddinteger,whichoneofthefollowingisaneveninteger?

Asanyonewhohastriedtoloseweightknows,realisticgoal-settinggenerallyproducesthebestresults.Itappearspeoplewhos

Operaisexpensive:thatmuchisinevitable.Butexpensivethingsarenotinevitablytheprovinceoftherichunlessweabdicate

ThejoyousMid-AutumnFestivaliscelebratedonthefifteenthdayoftheeighthmonth,aroundthetimeoftheautumnequinox（秋分）

Whenchildren—andolderpeoplewhoshouldknowbetter—thinkofpirates,theythinkofstorybookcharacters.Themost【C1】fa______

是留在学校继续读书深造还是找工作，他处于进退两难的境地。(dilemma)

Readthefollowingpoemandwriteanessayinwhichyoudiscussitsmoralandexpressyourpersonalviews.Ienvynotinan

Themajorpartofmychildhoodwasspentinfightingoffterrorofthingswhichdidn’texist,andIdon’tthinkmyfathereveru

ThenativepeopleofNorthandSouthAmericaweregiventhename"Indians"bythe【21】ChristopherColumbus.Hethoughthehadre

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鲍尔特温将家长对子女的教养方式概括为专制型、溺爱型、放任型和民主型四类，他划分的依据是()

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肝病时下列药物药效可降低的是

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南方某村，居民以玉米为主食，某年秋天突然有十余人出现发热、呕吐、厌食、黄疸，随后出现腹水、水肿，因抢救及时未出现死亡病例。经医生诊断排除传染性肝炎，分析原因与居民主食玉米有关。该情况最可能是()

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某施工段中的工程量为200单位，安排专业队人数是25人，每人每天能完成的定额是0．8个单位，则该队在该段上的流水节拍是()天。

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