diff --git a/src/views/Admin.vue b/src/views/Admin.vue
index 71771d0..0c2b7f2 100644
--- a/src/views/Admin.vue
+++ b/src/views/Admin.vue
@@ -206,12 +206,7 @@
             <template v-if="activeQuestionType !== 'big'">
               <el-input v-model="questionSearch" placeholder="搜索题目内容" clearable size="small" class="search-input" @input="onQuestionSearchChange" />
               <el-button type="primary" @click="openQuestionDialog(null, activeQuestionType)">添加题目</el-button>
-              <el-divider direction="vertical" />
-              <span class="batch-score-label">批量设分：</span>
-              <span class="batch-score-item">选择题<el-input-number v-model="batchChoiceScore" :min="1" :max="100" size="small" controls-position="right" /></span>
-              <el-button size="small" v-guard="() => applyTypeScore('choice')">应用</el-button>
-              <span class="batch-score-item">判断题<el-input-number v-model="batchJudgeScore" :min="1" :max="100" size="small" controls-position="right" /></span>
-              <el-button size="small" v-guard="() => applyTypeScore('judge')">应用</el-button>
+              <el-tag type="info" size="small" class="score-policy-tag">客观题分值口径：每小题固定 1 分</el-tag>
               <el-divider direction="vertical" />
               <el-button size="small" v-guard="() => downloadQuestionTpl()">下载Excel模板</el-button>
               <el-button size="small" type="success" v-guard="() => triggerExcelImport()">Excel批量导入</el-button>
@@ -225,6 +220,14 @@
               <el-input v-model="bigSearch" placeholder="搜索大题标题/题干" clearable size="small" class="search-input" />
               <el-button type="primary" v-guard="() => openBigDialog(null)">新增大题</el-button>
               <el-button size="small" :loading="bigQuestionsLoading" @click="fetchBigQuestions">刷新</el-button>
+              <el-button
+                size="small"
+                type="warning"
+                :disabled="bigSelectedIds.length === 0"
+                :loading="bigExporting"
+                v-guard="() => exportBigQuestions(bigSelectedIds)"
+              >导出选中Word（{{ bigSelectedIds.length }}）</el-button>
+              <el-button size="small" type="success" :loading="bigExporting" v-guard="() => exportBigQuestions()">导出全部Word</el-button>
               <el-tag type="info" class="total-score-tag">
                 共 {{ bigQuestions.length }} 道大题（每道 {{ bigSubCount }} 小问 × {{ bigScorePerSub }} 分 = {{ bigScorePerSub * bigSubCount }} 分）
               </el-tag>
@@ -305,7 +308,17 @@
           </div>
 
           <!-- 综合大题题库表格 -->
-          <el-table v-if="activeQuestionType === 'big'" :data="pagedBigQuestions" stripe v-loading="bigQuestionsLoading" class="admin-table">
+          <el-table
+            v-if="activeQuestionType === 'big'"
+            ref="bigTableRef"
+            :data="pagedBigQuestions"
+            row-key="id"
+            stripe
+            v-loading="bigQuestionsLoading"
+            class="admin-table"
+            @selection-change="onBigSelectionChange"
+          >
+            <el-table-column type="selection" width="45" align="center" :reserve-selection="true" />
             <el-table-column type="index" width="50" label="#" :index="(idx) => (bigPage - 1) * bigPageSize + idx + 1" align="center" />
             <el-table-column prop="title" label="大题标题" min-width="180" show-overflow-tooltip />
             <el-table-column label="题干（富文本，含表格）" min-width="260">
@@ -396,7 +409,7 @@
               </el-table-column>
               <el-table-column label="大题得分" width="110" align="center">
                 <template #default="{ row }">
-                  <span v-if="row.bigScore !== null && row.bigScore !== undefined">{{ row.bigScore }} 分</span>
+                  <span v-if="row.bigScore !== null && row.bigScore !== undefined">{{ fmtScore(row.bigScore) }} 分</span>
                   <span v-else style="color:#909399">未评分</span>
                 </template>
               </el-table-column>
@@ -432,7 +445,7 @@
                   <el-input v-model="questionForm.content" type="textarea" :rows="3" />
                 </el-form-item>
                 <el-form-item label="分值">
-                  <el-input-number v-model="questionForm.score" :min="1" :max="100" />
+                  <el-input-number v-model="questionForm.score" :min="1" :max="1" disabled />
                 </el-form-item>
                 <el-form-item label="选项">
                   <div class="choice-options">
@@ -465,7 +478,7 @@
                   <el-input v-model="questionForm.content" type="textarea" :rows="3" />
                 </el-form-item>
                 <el-form-item label="分值">
-                  <el-input-number v-model="questionForm.score" :min="1" :max="100" />
+                  <el-input-number v-model="questionForm.score" :min="1" :max="1" disabled />
                 </el-form-item>
                 <el-form-item label="正确答案">
                   <el-radio-group v-model="questionForm.answer">
@@ -596,6 +609,8 @@
                       v-model="bigScoreForm[`score_${i}`]"
                       :min="0"
                       :max="bigScorePerSub"
+                      :step="0.5"
+                      :precision="1"
                       size="small"
                       controls-position="right"
                     />
@@ -605,7 +620,7 @@
 
                 <div class="big-answer-total">
                   本大题合计：
-                  <strong>{{ bigScoreTotal }}</strong> 分（满分 {{ bigScorePerSub * bigSubCount }} 分）
+                  <strong>{{ fmtScore(bigScoreTotal) }}</strong> 分（满分 {{ bigScorePerSub * bigSubCount }} 分）
                   <span class="big-answer-tip">保存后将写入该考生「作品评分」，总分 = 客观题得分 + 作品评分</span>
                 </div>
               </template>
@@ -686,7 +701,7 @@
                 <span>{{ examScoreDialogRow.examScore ?? 0 }} 分（系统自动评分，不可修改）</span>
               </el-form-item>
               <el-form-item label="大题分">
-                <el-input-number v-model="examScoreDialogWord" :min="0" :max="100" />
+                <el-input-number v-model="examScoreDialogWord" :min="0" :max="100" :step="0.5" :precision="1" />
               </el-form-item>
             </el-form>
             <template #footer>
@@ -776,7 +791,7 @@
                   <el-button text type="primary" size="small" v-guard="() => downloadWork(row, f)">下载</el-button>
                   <span class="score-inline">
                     评分
-                    <el-input-number v-model="f._score" :min="0" :max="100" size="small" controls-position="right" class="score-input" />
+                    <el-input-number v-model="f._score" :min="0" :max="100" :step="0.5" :precision="1" size="small" controls-position="right" class="score-input" />
                   </span>
                 </div>
                 <span v-if="!row.files || row.files.length === 0" style="color:#909399">未提交</span>
@@ -1259,13 +1274,8 @@ function onMenuSelect(index) {
   if (index === 'dashboard') fetchStats()
   if (index === 'accounts') fetchAccounts()
   if (index === 'questions' && questionGroup.value) {
-    fetchQuestions()
-    fetchExamSubmissions()
-    // 综合大题页签下同步拉取题库与作答查证数据
-    if (activeQuestionType.value === 'big') {
-      fetchBigQuestions()
-      fetchBigAnswers()
-    }
+    // 单一刷新入口：题库 + 考生答题记录 +（大题库 / 大题作答）
+    refreshQuestionData(true)
   }
   if (index === 'materials') fetchAdminMaterials()
   if (index === 'submissions' && submissionGroup.value) fetchSubmissions()
@@ -1468,7 +1478,9 @@ const judgePageSize = ref(10)
 const questionDialogVisible = ref(false)
 const questionSaving = ref(false)
 const editingQuestion = ref(null)
-const questionForm = reactive({ group: 'zhongzhi', content: '', score: 5, optionA: '', optionB: '', optionC: '', optionD: '', answer: '', description: '' })
+/** 客观题（选择/判断）每小题固定分值 —— 与后端 service/admin.js 的 OBJECTIVE_SCORE_PER_QUESTION 同源 */
+const OBJECTIVE_SCORE = 1
+const questionForm = reactive({ group: 'zhongzhi', content: '', score: OBJECTIVE_SCORE, optionA: '', optionB: '', optionC: '', optionD: '', answer: '', description: '' })
 
 const questionTypeLabel = computed(() => {
   const map = { choice: '选择题', judge: '判断题', big: '综合大题' }
@@ -1583,12 +1595,24 @@ const bigRowScorePerSub = computed(() => {
   return v > 0 ? v : bigScorePerSub.value
 })
 
+/**
+ * 分数显示格式化（2026-09-23）：人工评分允许小数点后一位。
+ * 整数不带小数点（27 而非 27.0），非整数保留一位（27.4）；空/非法值回 '--'。
+ */
+function fmtScore(v) {
+  if (v === null || v === undefined || v === '') return '--'
+  const n = Number(v)
+  if (!Number.isFinite(n)) return '--'
+  return Number.isInteger(n) ? String(n) : String(Math.round(n * 10) / 10)
+}
+
 const bigScoreTotal = computed(() => {
   let sum = 0
   for (let i = 1; i <= bigSubCount.value; i++) {
     sum += Number(bigScoreForm[`score_${i}`]) || 0
   }
-  return sum
+  // 浮点求和收敛到一位小数，避免 0.1+0.2=0.30000000000000004 之类的脏值显示
+  return Math.round(sum * 10) / 10
 })
 
 /** 剥标签取纯文本（列表内搜索用，不用于渲染） */
@@ -1611,10 +1635,13 @@ function formatDateTime(v) {
 }
 
 async function fetchBigQuestions() {
+  // 固定「发起请求时的组别」：切组瞬间的旧响应回来时不得写回，否则会串组显示别组题目
+  const g = questionGroup.value
   bigQuestionsLoading.value = true
   try {
-    const data = await adminApi.getBigQuestions(questionGroup.value)
+    const data = await adminApi.getBigQuestions(g)
     const result = data?.data || data
+    if (questionGroup.value !== g) return
     bigQuestions.value = result?.list || []
     if (Number(result?.subCount) > 0) bigSubCount.value = Number(result.subCount)
     if (Number(result?.scorePerSub) > 0) bigScorePerSub.value = Number(result.scorePerSub)
@@ -1623,7 +1650,7 @@ async function fetchBigQuestions() {
     if (bigPage.value > maxPage) bigPage.value = maxPage
   } catch (e) {
     console.warn('获取综合大题失败', e)
-    bigQuestions.value = []
+    if (questionGroup.value === g) bigQuestions.value = []
   } finally {
     bigQuestionsLoading.value = false
   }
@@ -1705,6 +1732,8 @@ async function deleteBigQuestion(row) {
     await adminApi.deleteBigQuestion(questionGroup.value, row.id)
     ElMessage.success('大题已删除')
     await fetchBigQuestions()
+    // 已删除的行可能仍被勾选（reserve-selection 会保留），导出前清掉避免请求到已删 ID
+    clearBigSelection()
   } catch (e) {
     // 409：该题已被抽取，服务端拒绝删除；给出可执行的处理建议
     ElMessage.error(e?.message || '删除失败')
@@ -1719,16 +1748,20 @@ function openBigPreview(row) {
 }
 
 async function fetchBigAnswers() {
+  // 同 fetchBigQuestions：固定发起时的组别，防止切组竞态把别组数据写回
+  const g = questionGroup.value
   bigAnswersLoading.value = true
   try {
-    const data = await adminApi.getBigAnswers(questionGroup.value)
+    const data = await adminApi.getBigAnswers(g)
     const result = data?.data || data
+    if (questionGroup.value !== g) return
     bigAnswers.value = result?.list || []
     bigAnswersTotal.value = Number(result?.total) || bigAnswers.value.length
     bigAnswersDrawn.value = Number(result?.drawnCount) || 0
     if (Number(result?.subCount) > 0) bigSubCount.value = Number(result.subCount)
   } catch (e) {
     console.warn('获取大题作答失败', e)
+    if (questionGroup.value !== g) return
     bigAnswers.value = []
     bigAnswersTotal.value = 0
     bigAnswersDrawn.value = 0
@@ -1737,6 +1770,95 @@ async function fetchBigAnswers() {
   }
 }
 
+/**
+ * 「大题库 / 大题作答」数据当前所属组别（2026-09-23）。
+ *
+ * 修复「切中职/高职后必须刷新页面才显示新数据」：
+ * 原实现用 `bigQuestions.length === 0` 作为「要不要拉」的判据，但切组时
+ * 上一组的数据仍在数组里（长度 ≠ 0）⇒ 永远不会重新拉取。
+ * 改为按「数据属于哪个组」判定，而不是按「数组是否为空」。
+ */
+const bigDataGroup = ref('')
+
+/** 保证大题库 + 大题作答与当前组别一致（同组且非强制时不重复请求） */
+async function ensureBigData(force = false) {
+  const g = questionGroup.value
+  if (!force && bigDataGroup.value === g && bigQuestions.value.length > 0) return
+  await Promise.allSettled([fetchBigQuestions(), fetchBigAnswers()])
+  if (questionGroup.value === g) bigDataGroup.value = g
+}
+
+/**
+ * 刷新「题目管理」菜单下与组别相关的全部数据（2026-09-23）。
+ *
+ * 原先各入口各刷一半（切组只刷题库、评分只刷大题作答），导致另一处仍是旧值，
+ * 测试人员只能手动刷新整页。此处收敛为**唯一刷新入口**，避免再出现遗漏。
+ */
+async function refreshQuestionData(force = false) {
+  await Promise.allSettled([
+    fetchQuestions(),
+    fetchExamSubmissions(),
+    ensureBigData(force),
+  ])
+}
+
+/** ==================== 大题导出 Word（2026-09-23） ==================== */
+
+const bigTableRef = ref(null)
+/** 当前勾选的大题 ID（跨页保留；切组时必须清空 —— ID 是组内作用域） */
+const bigSelectedIds = ref([])
+const bigExporting = ref(false)
+
+function onBigSelectionChange(rows) {
+  bigSelectedIds.value = (rows || [])
+    .map(r => Number(r && r.id))
+    .filter(v => Number.isInteger(v) && v > 0)
+}
+
+/** 清空勾选（同时清 el-table 内部状态，否则切组后旧勾选仍显示为选中） */
+function clearBigSelection() {
+  const t = bigTableRef.value
+  if (t && typeof t.clearSelection === 'function') t.clearSelection()
+  bigSelectedIds.value = []
+}
+
+/**
+ * 导出大题为 Word。
+ *   · 不传 ids ⇒ 导出该组**全部**
+ *   · 传数组 ⇒ 只导出数组内、且确属当前组别的题目（陈旧 ID 被过滤）；
+ *     数组为空或全部失效 ⇒ 提示而不导出（⛔ 不可退化成「导出全部」）
+ *   · 1 道 ⇒ 直接 .docx；多道 ⇒ .zip（内含每道题一个 .docx）
+ * 文件名由后端 Content-Disposition 下发（RFC5987 已由 koa 处理），此处只给兜底名。
+ */
+async function exportBigQuestions(ids) {
+  const groupLabel = questionGroup.value === 'zhongzhi' ? '中职组' : '高职组'
+  // 区分「导出全部」与「导出选中」：前者不传参，后者传数组。
+  // 若不区分，则「选中的题全被过滤掉」时 qs 为空 ⇒ 静默退化成导出全部，与用户意图相反。
+  const isAll = !Array.isArray(ids)
+  // 兜底：把「不属于当前组别列表」的残留 ID 过滤掉（删除后前端的勾选可能滞后一拍）
+  const available = new Set(bigQuestions.value.map(q => Number(q.id)))
+  const idsArr = Array.isArray(ids) ? ids : []
+  const list = idsArr
+    .map(v => Number(v))
+    .filter(v => Number.isInteger(v) && v > 0 && available.has(v))
+  if (!isAll && list.length === 0) {
+    ElMessage.warning('选中的题目已失效（可能已被删除），请刷新后重试')
+    return
+  }
+  const qs = list.length ? `?ids=${list.join(',')}` : ''
+  bigExporting.value = true
+  try {
+    await safeDownload(`/api/admin/big-questions/${questionGroup.value}/export${qs}`, {
+      fallbackName: list.length === 1
+        ? `${groupLabel}_综合大题.docx`
+        : `${groupLabel}_综合大题.zip`,
+      onSuccess: name => ElMessage.success(`已开始下载：${name}`),
+    })
+  } finally {
+    bigExporting.value = false
+  }
+}
+
 /** 详情弹窗内第 i 小问的考生作答原文（空值统一为 ''） */
 function bigAnswerTextOf(i) {
   const v = bigAnswerRow.value['answer' + i]
@@ -1772,7 +1894,9 @@ async function saveBigScores() {
     })
     ElMessage.success(`评分已保存（大题合计 ${res?.total ?? bigScoreTotal.value} 分）`)
     bigAnswerDialogVisible.value = false
-    await fetchBigAnswers()
+    // 一次刷新全部相关列表：大题作答（含大题得分列）+ 考生答题记录（卷面分/大题分）。
+    // 原实现只调 fetchBigAnswers()，切到「考生答题记录」仍是旧分数 ⇒ 测试人员只能刷整页。
+    await refreshQuestionData(true)
   } catch (e) {
     ElMessage.error(e?.message || '评分保存失败')
   } finally {
@@ -1781,23 +1905,17 @@ async function saveBigScores() {
 }
 
 function onQuestionGroupChange() {
+  // 仅重置分页与勾选；数据刷新统一交给 watch(questionGroup)，避免两处各刷一半造成遗漏
   choicePage.value = 1
   judgePage.value = 1
   bigPage.value = 1
-  fetchQuestions()
-  if (activeQuestionType.value === 'big') {
-    fetchBigQuestions()
-    fetchBigAnswers()
-  }
-  if (activeMenu.value === 'questions') fetchExamSubmissions()
+  clearBigSelection()
 }
 
 function onQuestionTypeChange(name) {
-  // 切到综合大题时按需拉取（切换 Tab 不重复请求）
-  if (name === 'big') {
-    if (bigQuestions.value.length === 0) fetchBigQuestions()
-    if (bigAnswers.value.length === 0) fetchBigAnswers()
-  }
+  // 切到综合大题时按「该数据属于哪个组」判定是否拉取
+  // （原按 bigQuestions.length === 0 判定：切组后旧数据仍在数组里 ⇒ 永不刷新）
+  if (name === 'big') ensureBigData()
 }
 
 function onQuestionSearchChange() {
@@ -1826,7 +1944,7 @@ function openQuestionDialog(row = null, qType = activeQuestionType.value) {
 
   if (row) {
     questionForm.group = questionGroup.value
-    questionForm.score = row.score || 5
+    questionForm.score = OBJECTIVE_SCORE
 
     if (qType === 'choice') {
       questionForm.content = row.question || ''
@@ -1843,7 +1961,7 @@ function openQuestionDialog(row = null, qType = activeQuestionType.value) {
   } else {
     questionForm.group = questionGroup.value
     questionForm.content = ''
-    questionForm.score = 5
+    questionForm.score = OBJECTIVE_SCORE
     questionForm.optionA = ''
     questionForm.optionB = ''
     questionForm.optionC = ''
@@ -1922,9 +2040,8 @@ async function batchDeleteSelectedQuestions() {
   } catch (e) { /* 取消 */ }
 }
 
-// ==================== 客观题批量设分 / Excel 导入 / 模板 ====================
-const batchChoiceScore = ref(5)
-const batchJudgeScore = ref(5)
+// ==================== 客观题 Excel 导入 / 模板 ====================
+// 注：原「批量设分」已移除 —— 客观题分值口径统一为 1 分，不再可设。
 const excelFileInput = ref(null)
 
 // 客观题总分预览：当前组选择题 + 判断题分值之和
@@ -1933,15 +2050,6 @@ const objectiveTotalScore = computed(() => {
   return sum(choiceQuestions.value) + sum(judgeQuestions.value)
 })
 
-async function applyTypeScore(qType) {
-  const score = qType === 'choice' ? batchChoiceScore.value : batchJudgeScore.value
-  try {
-    await adminApi.setQuestions(questionGroup.value, qType, { action: 'setTypeScore', score })
-    ElMessage.success(`已将${qType === 'choice' ? '选择题' : '判断题'}统一设为 ${score} 分`)
-    fetchQuestions()
-  } catch (e) { ElMessage.error('批量设分失败') }
-}
-
 function triggerExcelImport() {
   if (excelFileInput.value) excelFileInput.value.click()
 }
@@ -2045,15 +2153,16 @@ async function saveExamScore() {
     })
     ElMessage.success('评分已保存')
     examScoreDialogVisible.value = false
-    fetchExamSubmissions()
+    // 同上：客观分 / 大题分同时影响两张表，必须一起刷新（原仅刷考生答题记录）
+    await refreshQuestionData(true)
   } catch (e) { ElMessage.error('保存失败') } finally { examScoreSaving.value = false }
 }
 
-// 监听问题组别切换时自动刷新答题记录
+// 组别切换 → 刷新该组全部相关数据（唯一刷新入口）
+// 2026-09-23 修复：原仅刷新 fetchExamSubmissions()，题库 / 大题目录 / 大题作答
+// 仍停留在上一组数据，导致测试人员必须手动刷新整页才能看到新组内容。
 watch(questionGroup, () => {
-  if (activeMenu.value === 'questions') {
-    fetchExamSubmissions()
-  }
+  if (activeMenu.value === 'questions') refreshQuestionData(true)
 })
 
 // ==================== 3.5 备赛资料管理 ====================
@@ -2889,8 +2998,7 @@ onMounted(() => {
 .search-input { width: 220px; }
 .filter-select { width: 140px; }
 
-.batch-score-label { color: #606266; font-size: 13px; }
-.batch-score-item { display: inline-flex; align-items: center; gap: 4px; color: #606266; font-size: 13px; }
+.score-policy-tag { margin-left: 12px; }
 .avail-hint { margin-left: 8px; color: #909399; font-size: 12px; }
 .total-score-tag { margin-left: 4px; }