fix bug

exam-work-api/src/main/java/cn/com/qmth/examcloud/service/examwork/service/ExamStudentService.java

@@ -392,6 +392,10 @@ public class ExamStudentService {
 					examStudent.getCourseCode()) == 0){
 				ExamStudent tempStudent = BeanCopierUtil.copyProperties(examStudent,ExamStudent.class);
 				tempStudent.setId(null);
+				tempStudent.setFinished(false);
+				tempStudent.setGraduated(false);
+				tempStudent.setDegree(false);
+				tempStudent.setRepair(false);
 				tempStudent.setExam(targetExam);
 				targetExamStudents.add(tempStudent);
 			}