单项选择题
查询学生成绩,将成绩首先按英语,然后按数学从高到低排序,正确的语句是()
A.select*fromscoreorderbyenglishdesc,mathsdesc
B.select*fromscoreorderbymaths,english
C.select*fromscoreorderbyenglish,maths
D.select*fromscoreorderbyenglishasc,mathsasc
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