【简答题】在CSS语言中下列( )是“边框颜色”的语法A. border-color:
【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
【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)
【单选题】Both of my parents prefer news to foreign news when they listen to the radio..A.localB.locateC.i
A.
60. Both of my parents prefer news to foreign news when they listen to the radio.. A.local
【简答题】句型转换。 1. Both of my parents are teachers. (改为否定句) ________ of my parents ________ a teacher. 2. He borrowed the book a week ago. (改为同义句) He has ________ the book ________ a week ago. 3. I have ever be...
【单选题】I called both of my parents yesterday. To my surprise, of them answered it.
【单选题】. Both of my parents insisted _______ a computer for me, but I don’t think it is necessary.
【单选题】Both of my parents insist ______ a computer for me, but I don’t think it is necessary.