diff --git a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/TimeTable.cs b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/TimeTable.cs
index 74cc17b24..fe3934459 100644
--- a/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/TimeTable.cs	
+++ b/Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/TimeTable.cs	
@@ -192,15 +192,25 @@ namespace Learun.Application.WebApi.Modules
             var startDate = Common.CalculateFirstDateOfWeek(startdate).ToString("yyyy-MM-dd");
             var endDate = Common.CalculateLastDateOfWeek(startdate).ToString("yyyy-MM-dd");
 
-            //获取学年,学期
+            // 获取学年,学期
             var semesterAndYear = Common.GetSemesterAndYear(startDate);
             var strAcademicYear = semesterAndYear.AcademicYearLong;
             var strSemester = semesterAndYear.Semester;
 
-            var entity = schoolCalendarIbll.GetSchoolCalendarEntityByNo(semesterAndYear.AcademicYearShort, semesterAndYear.Semester);
-            var StartTime = entity.StartTime.Value;
-
-
+            if (param.StartDate.IsEmpty() && param.EndDate.IsEmpty())
+            {
+                // 校历
+                var entity = schoolCalendarIbll.GetSchoolCalendarEntityByNo(semesterAndYear.AcademicYearShort, semesterAndYear.Semester);
+                var StartTime = entity.StartTime.Value;
+                startDate = Common.CalculateFirstDateOfWeek(StartTime.AddDays(3)).ToString("yyyy-MM-dd");//StartTime.AddDays(((curWeek - 1) * 14)).ToString("yyyy-MM-dd");
+                if (Convert.ToDateTime(startDate) < StartTime)
+                {
+                    startDate = StartTime.ToString("yyyy-MM-dd");
+                }
+                endDate = Common.CalculateFirstDateOfWeek(StartTime).AddDays(12).ToString("yyyy-MM-dd");
+                param.StartDate = startDate;
+                param.EndDate = endDate;
+            }
             var Data = arrangeLessonTermIBLL.GetTimeTableInEducation("", "", "", "", "");
             if (param.Description == "学生")
             {
@@ -253,7 +263,7 @@ namespace Learun.Application.WebApi.Modules
                              }
                ;
             var result = new
-            { schoolName = "课程表", semester = $"{strAcademicYear}学年度  第{strSemester}学期", weekList = formatData };
+            { schoolName = "课程表", semester = $"{strAcademicYear}学年度  第{strSemester}学期", startDate = startDate, endDate = endDate, weekList = formatData };
             return Success(result);
 
         }