There are ______ children near here. [ ]

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问题选择题

A. lots of

B. a lot

C. lot of

D. a

答案

答案：A

单项选择题

对于学生信息表：student(sno，sname，sex，age，dept)，能够得到年龄在20岁到22岁之间的学生的姓名和学号的语句是

A．SELECT*FROM student WHERE age BETWEEN 20 AND 22

B．SELECT sname，sno FROM student WHERE age BETWEEN 20 AND 22

C．SELECT sname，sno FROM student WHERE age＞＝20

D．SELECT sname，sno FROM student WHERE age＜＝22

名词解释

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