【简答题】在CSS语言中下列( )是“边框颜色”的语法A. border-color:
【简答题】A.Every day of the week. B.Once every two weeks. C.Once a week. D.Twice a week.
【单选题】听力原文:How often does she go to gym every week? (4)
C.
Every Monday and Thursday.
【多选题】若有“学生”表,其关系模式为:学生 ( 学号 , 姓名 , 性别 , 出生日期 , 班级 ) 。现有视图 V_W1 ,包含学号、姓名两个字段,下列哪些语句能够实现修改 V_W1 ,令其包含学号、姓名、性别三个字段?
A.
CREATE VIEW V_W1 AS SELECT 学号 , 姓名 , 性别 FROM 学生
B.
CREATE OR REPLACE VIEW V_W1 AS SELECT 学号 , 姓名 , 性别 FROM 学生
C.
ALTER VIEW V_W1 AS SELECT 学号 , 姓名 , 性别 FROM 学生
D.
ALTER OR REPLACE VIEW V_W1 AS SELECT 学号 , 姓名 , 性别 FROM 学生
【简答题】A.every day B.every month C.twice a week D.once a week
【简答题】A.Every day of the week. B.Once a week. C.Once every two weeks. D.Twice a week.
【单选题】Speaker A:__________________________ Speaker B: Yes, I go to the cinema every week
A.
Do you often go to see a film, Mike?
B.
Do you play football every week?
C.
Do you watch TV every week?
【单选题】有两个表,学生表(学号,姓名,性别,班级)和成绩表(学号,成绩),查询没有参加考试的同学的信息,以下语句正确的是( )
A.
select * from 学生表 where 学号 in(select 学号 from 成绩表)
B.
select * from 学生表 where 学号 not in(select 学号 from 成绩表)
C.
select * from 学生表 where 学号=(select 学号 from 成绩表)
D.
select * from 学生表 where 学号 on(select 学号 from 成绩表)
【简答题】Every week the woman should pay ______.
【单选题】I called both of my parents yesterday. To my surprise, of them answered it.