JohniscooperatingwithMaryinwritinganarticle.

JohniscooperatingwithMaryinwritinganarticle. A.workingfor B.workingout C.workin

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Thenumberofbooksinthislibraryhasbeenincreasingconsiderablyin

Thenumberofbooksinthislibraryhasbeenincreasingconsiderablyinthepasttwoyears. A.

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Theuniversityoffersarichvarietyof__________.

Theuniversityoffersarichvarietyof__________. A.bothindoorsandoutdoors B.bothhom

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在学生表中要查找所有年龄大于30岁姓王的男同学,应该采用的关系运算是(  )

在学生表中要查找所有年龄大于30岁姓王的男同学,应该采用的关系运算是(  )A.选择 B.投影 C.联接 D.自然联接

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TheBerlinworkshopconcludedthattherealfigure__________.

TheBerlinworkshopconcludedthattherealfigure__________. A.willinfluencefuturecli

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