Lisa: You look great. Any good news?
Alex: I just came back from my vacation.
Lisa: Wow, ! Maybe I should take a vacation,_________too.
A. I didn't see it
B. good for you
C. I didn't find it
D. hard to believe
第1题:
Lisa: May I use your computer this afternoon?
Cathy: I'm sorry, but I have to finish typing this term paper today.
Lisa: __________.
A、Thank you just the same
B、Do as you please
C、It doesn't matter
D、Never mind
第2题:
以下5题使用下列数据表。
仓库(仓库号C(3)、所在地C(8)、人数N(2))
职工(仓库号C(3)、职工号C(2)、姓名C(8)、工资I)
检索有职工的工资大于或等于“WHl”仓库中所有职工“工资”的仓库号,正确的命令是( )。
A.SELECT DISTINCT 仓库号 FROM 职工 WHERE 工资>=ANY; (SELECT MAX(工资) FROM 职工 WHERE 仓库号="WH1")
B.SELECT DISTINC T仓库号 FROM 职工 WHERE 工资>=ANY; (SELECT 工资 FROM 职工 WHERE 仓库号="WH1")
C.SELECT DISTINCT 仓库号 FROM 职工 WHERE 工资>=ALL; (SELECT 工资 FROM 职工 WHERE 仓库号="WH1")
D.SELECT DISTINCT 仓库号 FROM 职工 WHERE 工资>=ALL; (SELECT MAX(工资) FROM 职工 WHERE 仓库号="WH1")
第3题:
第4题:
假设所有学生都已选课,所有的选课成绩都已确定。检索所有选课成绩都在90分以上(含)的学生信息,正确的SQL命令是( )。
A.SELECT*FROM学生WHERE学号IN(SELECT学号FROM选课WHERE成绩>=90)
B.SELECT*FROM学生WHERE学号NOT IN(SELECT学号FROM选课 WHERE成绩<90)
C.SELECT*FROM学生WHERE学号!=ANY(SELECT学号FROM选课 WHERE成绩<90)
D.SELECT*FROM学生WHERE学号=ANY(SELECT学号FROM选课 WHERE成绩>=90)
第5题: