我要重新整理结构,这是这阶段的保存

TechHelper.Server/Repository/ExamRepository.cs

@@ -1,4 +1,5 @@
 using Entities.Contracts;
+using Entities.DTO;
 using Microsoft.EntityFrameworkCore;
 using SharedDATA.Api;
 
@@ -9,6 +10,8 @@ namespace TechHelper.Server.Repository
 		private readonly IUnitOfWork _unitOfWork;
 		private readonly IRepository<Assignment> _assignmentRepo;
 		private readonly IRepository<AssignmentGroup> _assignmentGroupRepo;
+		private readonly IRepository<QuestionGroup> _questionGroupRepo;
+		private readonly IRepository<Question> _questionRepo;
 
 		public ExamRepository(IUnitOfWork unitOfWork)
 		{
@@ -80,5 +83,14 @@ namespace TechHelper.Server.Repository
 		{
 			await _assignmentRepo.InsertAsync(assignment);
 		}
+
+
+		public async Task AddAsync(QuestionGroupDto qg)
+		{
+			if(qg.ValidQuestionGroup)
+			{
+
+			}
+		}
 	}
 }