diff --git a/src/main/java/com/project/appeal/domain/service/Impl/SearchAppealDomainServiceImpl.java b/src/main/java/com/project/appeal/domain/service/Impl/SearchAppealDomainServiceImpl.java
index e02233b..6da3986 100644
--- a/src/main/java/com/project/appeal/domain/service/Impl/SearchAppealDomainServiceImpl.java
+++ b/src/main/java/com/project/appeal/domain/service/Impl/SearchAppealDomainServiceImpl.java
@@ -1,5 +1,7 @@
 package com.project.appeal.domain.service.Impl;
 
+import cn.hutool.core.collection.CollUtil;
+import cn.hutool.core.util.StrUtil;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
@@ -89,7 +91,7 @@ public class SearchAppealDomainServiceImpl implements SearchAppealDomainService
         Map<Long, QuestionEntity> questionEntityMap = questionBaseService.listByIds(questionIdList).stream()
                 .collect(Collectors.toMap(questionEntity -> questionEntity.getId(), questionEntity -> questionEntity));
 
-        //知识点拼接
+        //知识点拼接和填充题目相关信息
         Set<Long> kpIdSet = new HashSet<>();
         appealDTOList.forEach(appealDTO -> {
             if (questionEntityMap.containsKey(appealDTO.getQuestionId())){
@@ -98,9 +100,28 @@ public class SearchAppealDomainServiceImpl implements SearchAppealDomainService
 
                 appealDTO.setSubLineName(taskIdToSubLineNameMap.get(appealDTO.getTaskId()));
                 appealDTO.setQuestionContent(questionDetail.getQuestionContent());
-                appealDTO.setRightAnswer(questionDetail.getRightAnswer());
                 appealDTO.setKpIdList(questionEntity.getKpIdList());
                 kpIdSet.addAll(questionEntity.getKpIdList());
+
+                //构建参考答案
+                String rightAnswer = questionDetail.getRightAnswer();
+                List<String> rightAnswerList = new ArrayList<>();
+
+                if (StrUtil.isNotBlank(rightAnswer)) {
+                    rightAnswerList = rightAnswer.contains(",")
+                            ? new ArrayList<>(Arrays.asList(rightAnswer.split(",")))
+                            : rightAnswer.chars().mapToObj(c -> String.valueOf((char) c)).collect(Collectors.toCollection(ArrayList::new));
+                }
+                // 按 ABCD 顺序提取完整答案
+                Map<String, String> options = questionDetail.getOptions();
+                List<String> optionOrder = new ArrayList<>(Arrays.asList("A", "B", "C", "D"));
+                final List<String> finalRightAnswerList = rightAnswerList;
+                String fullRightAnswer = optionOrder.stream()
+                        .filter(finalRightAnswerList::contains)
+                        .map(opt -> opt + "." + options.get(opt)).filter(StrUtil::isNotBlank)
+                        .collect(Collectors.joining(","));
+                appealDTO.setRightAnswer(fullRightAnswer);
+
             }
         });
 
diff --git a/src/main/java/com/project/task/domain/service/impl/CandidateSearchTaskDomainServiceImpl.java b/src/main/java/com/project/task/domain/service/impl/CandidateSearchTaskDomainServiceImpl.java
index 3701935..3dc75a5 100644
--- a/src/main/java/com/project/task/domain/service/impl/CandidateSearchTaskDomainServiceImpl.java
+++ b/src/main/java/com/project/task/domain/service/impl/CandidateSearchTaskDomainServiceImpl.java
@@ -49,9 +49,9 @@ public class CandidateSearchTaskDomainServiceImpl implements CandidateSearchTask
                 "SELECT 1 FROM evaluator_task_user tu WHERE tu.task_id = evaluator_task.id AND tu.user_id = '%s' and tu.deleted = 0 ",
                 SecurityUtils.getUserId()
         ));
-
-        if (StrUtil.isNotBlank(param.getName())) {
-            queryWrapper.like(TaskEntity::getName , param.getName());
+        String name = param.getName();
+        if (name != null && StrUtil.isNotBlank(name.trim())) {
+            queryWrapper.like(TaskEntity::getName , name.trim());
         }
         if (Objects.nonNull(param.getLineId())) {
             queryWrapper.eq(TaskEntity::getLineId , param.getLineId());
diff --git a/src/main/java/com/project/task/domain/service/impl/SearchTaskDomainServiceImpl.java b/src/main/java/com/project/task/domain/service/impl/SearchTaskDomainServiceImpl.java
index af5e35e..17a329f 100644
--- a/src/main/java/com/project/task/domain/service/impl/SearchTaskDomainServiceImpl.java
+++ b/src/main/java/com/project/task/domain/service/impl/SearchTaskDomainServiceImpl.java
@@ -34,7 +34,7 @@ public class SearchTaskDomainServiceImpl implements SearchTaskDomainService {
     @Override
     public Result<PageResult<TaskDTO>> search(TaskParam param) throws Exception {
         LambdaQueryWrapper<TaskEntity> queryWrapper = new LambdaQueryWrapper<>();
-        if (StrUtil.isNotBlank(param.getName().trim())) {
+        if (param.getName() != null && StrUtil.isNotBlank(param.getName().trim())) {
             queryWrapper.like(TaskEntity::getName , param.getName().trim());
         }
         if (Objects.nonNull(param.getLineId())) {