/// <summary>
/// 学生选课
/// </summary>
/// <param name="sid"></param>
/// <param name="cid"></param>
/// <returns></returns>
public bool AddStuCourse(string sid, string cid)
{
return(dal.AddStuCourse(sid, cid) > 0);
}
/// <summary>
/// 学生选课
/// </summary>
/// <param name="sid"></param>
/// <param name="cid"></param>
/// <returns></returns>
public bool AddStuCourse(string sid, string cid)
{
return(dal.AddStuCourse(sid, cid) > 0);
}