问题
单项选择题
下列语句中正确的是()表score(sti_id,names,math,English,VB)
A.selectstu_id,sum(math)froms core
B.selectsum(math),avg(VB)from score
C.select*,sum(english)from score
D.delete * from score
答案
参考答案:B
下列语句中正确的是()表score(sti_id,names,math,English,VB)
A.selectstu_id,sum(math)froms core
B.selectsum(math),avg(VB)from score
C.select*,sum(english)from score
D.delete * from score
参考答案:B