【单选题】开发人员根据用户需求不断修改原型,直到满足用户要求为止,用户/设计者在原型法中称为( )
【单选题】I only slept about half an hour that 【night】
【单选题】“俺往日艳冶轻盈,奈何一瘦至此”出自《牡丹亭》中的哪一出
【单选题】下面哪条语句执行返回的结果是:’2005-4-5’。
A.
SELECT DATEADD(mm,3,’2005-1-5’)
B.
SELECT DATEADD(day,3,’2005-1-5’)
C.
SELECT DATEADD(wk,3,’2005-1-5’)
D.
SELECT DATEADD(qq,3,’2005-1-5’)
【单选题】Not only _____ feel good about helping other people, _____ get to do what I enjoy. [ ]
【单选题】--- Not only my friend but also I __________ interested in football. What about you? --- I like playing basketball.
【简答题】I haven't come to a clear idea, so I can only tell you ________(rough) what I think about it.
【多选题】Sql server提供了一些日期函数,以下说法错误的是()。
A.
select dateadd(mm,4,’01/01/1999’)返回值为:05/01/99
B.
select datediff(mm,’03/06/2003’,’03/09/2003’)返回值为:3
C.
select datepart(day,’03/06/2003’)返回值为:6
D.
select datename(dw,’03/06/2003’)返回值为:6