Manypeopledonotengageinphysicalexercisemainlybecause________

Manypeopledonotengageinphysicalexercisemainlybecause__________. A.theyarenotawa

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如果字段"学分"的取值范围为1~6,则下列选项中,错误的有效性规则是(  )

如果字段"学分"的取值范围为1~6,则下列选项中,错误的有效性规则是(  )A.>=1 and =1 and [学分]

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BaseballsharesmanyfeatureswiththeEnglishgameofcricket.

BaseballsharesmanyfeatureswiththeEnglishgameofcricket. A.Right B.Wrong C.Notmen

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Silk,althoughitisconsideredadelicatefabric,isinfactverystron

Silk,althoughitisconsideredadelicatefabric,isinfactverystrong,butitisadverselya

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Hisideaisalwaysutterlydifferentfromhisclassmates,.

Hisideaisalwaysutterlydifferentfromhisclassmates,. A.hardly B.rarely C.simply D.

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