【单选题】在 T-SQL 中,与 NOT IN 等价的操作符是( )
【简答题】听句子,选出你所听到的句子。 ( )1. A. There's a fruit store on River Road. B. There's a food store on River Road. C. There's a bookstore on River Road. ( )2. A. I was supposed to arrive at 7:00, but I arriv...
【单选题】This is a room in Joan's house. There is a bed, a table and some chairs in it. There's a glass and some books on the table. Joan is in the room. Her father and mother are at the school. They all work ...
C.
A glass and some books.
【判断题】在T-SQL中,与not in 等价的操作符是不等于all。
【单选题】____ there's a will, there's a way.
【简答题】A.There's a big problem. B.There's not a big problem. C.It's too bad to be fixed. D.There's nothing wrong with it.
【判断题】旅游旺季时床位紧张,有的地接社不为全陪在饭店安排床位。此时,若同性外国旅游团领队盛情邀请,全陪可与领队同住一室,但不要与领队谈旅行社的内部事务。
【判断题】旅游旺季时床位紧张,有的地接社不为全陪在饭店安排床位。此时,若同性外国旅游团队领队盛情邀请,全陪可与领队同住一室,但不要与领队谈旅行社的内部事务。( )
【单选题】在T-SQL中,与not in 等价的操作符是()
【简答题】编写程序,实现分段函数计算,如下表所示。
x y
x<0 0 0<=x<5 x 5<=x<10 3x-5 10<=x<20 0.5x-2 20<=x 0