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【单选题】
经济学研究的是?A.
企业如何赚钱的问题
B.
如何实现稀缺资源的有效配置和利用问题
C.
用数学方法建立理念模型
D.
政府如何管理的问题
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举一反三
【单选题】—Do you need a new dictionary,Susan? —No, Mom. My uncle bought me yesterday.
A.
one
B.
it
C.
the one
D.
another
【简答题】My 10-year-old Donna said, “Mom, I made a new friend at school today. Can she come over tomorrow?” Donna was a shy girl and I wanted her to make some friends to bring her out of her shell . “Sure, hon...
【简答题】My 10-year-old Donna said, “Mom, I made a new friend at school today. Can she come over tomorrow?” Donna was a shy girl and I wanted her to make some friends to bring her out of her shell . “Sure, hon...
【简答题】按照多媒体系统层次结构，多媒体应用软件位于( )之间。 A.多媒体操作系统和多媒体驱动程序 B.用户和多媒体驱动程序 C.多媒体操作系统和多媒体压缩软件之间 D.用户和多媒体操作系统
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