1select student.姓名,sc.成绩from student,course,sc where student.学号=sc.学号 and course.课号=sc.课号 and student.性别='女' 2select student.姓名,sc.成绩from student,course,sc where student.学号=sc.学号 and course.课号=sc.课号 and student.年龄=22 and course.课程名='英语' 3select 姓名,year(getdate())-年龄 as 出生年份 from student where 性别='男'