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【单选题】
What does 'enjoyed' (Line 1, Para. 11) really mean in the story?
A.
The writer really liked British food.
B.
The writer was not used to western food.
C.
It is used in an ironic way, and indicates the opposite of 'enjoy'.
D.
The writer had a wonderful memory of the first meal she had in Britain.
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A.
SELECTSnoFROMSc WHERESname='数据库'AND grade=MAX(grade)
B.
SELECTSnoFROMScFORSname='数据库'OR grade>=MAX(grade)
C.
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D.
SELECTSnoFROMScFORSname='数据库'OR grade=(SELECTMAX(grade)FROMSc)
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【单选题】已知关系模式:SC(sno,sname,grade),各属性含义依次为学号、课程名、分数。要查找“数据库”课分数最高的学生的学号,正确的SQL语句是( )。
A.
SELECT sno FROM sc WHERE sname='数据库'AND grade=MAX(grade)
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SELECT sno FROM sc FOR sname='数据库'OR grade>=MAX(grade)
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A.
SELECT sno FROM sc WHERE sname='数据库'AND grade=MAX(grade)
B.
SELECT sno FROM sc FOR sname='数据库'OR grade>=MAX(grade)
C.
SELECT sno FROM sc WHERE sname='数据库'AND grade=(SELECT MAX (grade) FROM Sc.
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A.
SELECT sno FROM sc WHERE sname='数据库' AND grade=MAX(grade)
B.
SELECT sno FROM sc FOR sname='数据库' OR grade>=MAX(grade)
C.
SELECT sno FROM sc WHERE sname='数据库' AND grade=(SELECT MAX(grade) FROM sc
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A.
B.
C.
D.
【单选题】已知关系模式:sc(sno,sname,grade),各属性含义依次为学号、课程名、分数。要查找“数据库”课分数最高的学生的学号,正确的SQL语句是( )。
A.
SELECT sno FROM sc WHERE sname='数据库'AND grade=MAX(grade)
B.
SELECT sno FROM sc FOR sname='数据库'OR grade>=MAX(grade)
C.
SELECT sno FROM sc WHERE sname='数据库'AND grade=(SELECT MAX(grade) FROM SC)
D.
SELECT sno FROM sc FOR sname='数据库'OR grade=(SELECT MAX(grade) FROM Sc)
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