diff --git a/.env.development b/.env.development
index 6541a438..46718ed4 100644
--- a/.env.development
+++ b/.env.development
@@ -20,7 +20,7 @@ VITE_APP_BASE_H5_API_Url = 'https://aitstest.jlbank.com.cn:7001'
 # VITE_APP_BASE_H5_API_Url = 'https://aitstest.jlbank.com.cn:7002'
 
 # dev
-# VITE_APP_BASE_H5_API_Url = 'http://25.18.122.65:7001'
+VITE_APP_BASE_H5_API_Url = 'http://25.18.122.65:7001'
 # sit
 # VITE_APP_BASE_H5_API_Url = 'http://25.18.122.91:9786'
 
@@ -29,7 +29,7 @@ VITE_APP_BASE_H5_API_Url = 'https://aitstest.jlbank.com.cn:7001'
 
 # 任东
 # VITE_APP_BASE_H5_API_Url_TRAAPP = 'http://25.64.16.130:9601'
-# VITE_APP_BASE_H5_API_Url_TRASTUDY = 'http://25.64.16.130:9602'
+VITE_APP_BASE_H5_API_Url_TRASTUDY = 'http://25.64.16.130:9602'
 
 # VITE_APP_BASE_H5_API_Url_TRAEXAM = 'http://25.64.16.140:9604'
 # 张建成
diff --git a/src/pages/course/study.vue b/src/pages/course/study.vue
index 949e6d3b..888961a1 100644
--- a/src/pages/course/study.vue
+++ b/src/pages/course/study.vue
@@ -540,7 +540,10 @@ const nextQuestionSuccess = (info, type = 'next') => {
     // 重新回答
     unref(ajaxApi)({
       processType: 'NEW-ANSER', //NEW-KNOW
-      requestBody: info.qnsId
+      requestBody: JSON.stringify({
+        stdyId: unref(stdyId),
+				qnsId: info.qnsId
+			})
     }).then(res => {
       let _body = res.body || {}
       if (!_body.chatBody) {
@@ -789,7 +792,8 @@ const uploadRecordNow = voicePath => {
     id: _id
   })
   scrollToBottomNow()
-  commonUploadVoiceFile(voicePath, '/trastudy/traStdychat/voiceChart', {
+	let _path = isPreview.value ? '/trastudy/traStdychat/previewVoiceChart'  : '/trastudy/traStdychat/voiceChart'
+  commonUploadVoiceFile(voicePath, _path, {
     processType: 'ANSER-VOICE',
     requestBody: JSON.stringify(_data)
   })
diff --git a/src/pages/search/result.vue b/src/pages/search/result.vue
index efe4ce28..d286b354 100644
--- a/src/pages/search/result.vue
+++ b/src/pages/search/result.vue
@@ -18,7 +18,10 @@
         <view class="view-list course-list">
           <course-item class="course-item" v-for="itemC in courseList" :key="itemC.crsNum" :itemInfo="itemC" @clickItem="toCourseDetail(itemC)" />
           <view class="view-tips" v-show="courseList.length > 0">
-            {{ hasMore ? '滚动加载更多' : '全部加载完成' }}
+            
+            {{ isLoading ? '' 
+						: (showGetMore ? '滚动加载更多' :  '全部加载完成') }}
+						<CommonLoading v-show="isLoading" class="loading-box"/>
           </view>
         </view>
         <!-- <view class="view-result" v-show="courseList.length === 0">暂无数据</view> -->
@@ -60,7 +63,9 @@
 		        <course-item class="course-item" v-for="itemC in courseList" :key="itemC.crsNum" :itemInfo="itemC" @clickItem="toCourseDetail(itemC)" />
 		      </view>
           <view class="view-tips" v-if="activeTab === 'course' && courseList.length > 0">
-            {{ hasMore ? '滚动加载更多' : '全部加载完成' }}
+            {{ isLoading ? '' 
+						: (showGetMore ? '滚动加载更多' :  '全部加载完成') }}
+						<CommonLoading v-show="isLoading" class="loading-box"/>
           </view>
 		      <view class="view-result" v-show="courseList.length === 0">暂无数据</view>
 		    </view>
@@ -73,7 +78,9 @@
 		        <TaskItem :item="item" v-for="(item, index) in taskList"></TaskItem>
 		      </view>
           <view class="view-tips" v-if="activeTab === 'task' && taskList.length > 0">
-            {{ hasMore ? '滚动加载更多' : '全部加载完成' }}
+            {{ isLoading ? '' 
+						: (showGetMore ? '滚动加载更多' :  '全部加载完成') }}
+						<CommonLoading v-show="isLoading" class="loading-box"/>
           </view>
 		      <view class="view-result" v-show="taskList.length === 0">暂无数据</view>
 		    </view>
@@ -94,7 +101,9 @@
 		        <ExamItem class="exam-list" :item="item" v-for="item in examList"></ExamItem>
 		      </view>
           <view class="view-tips" v-if="activeTab === 'exam' && examList.length > 0">
-            {{ hasMore ? '滚动加载更多' : '全部加载完成' }}
+            {{ isLoading ? '' 
+						: (showGetMore ? '滚动加载更多' :  '全部加载完成') }}
+						<CommonLoading v-show="isLoading" class="loading-box"/>
           </view>
 		      <view class="view-result" v-show="examList.length === 0">暂无数据</view>
 		    </view>
@@ -116,7 +125,7 @@ const fromType = ref('')
 onLoad(params => {
   inputValue.value = params.searchName
   fromType.value = params.from
-  pageInfo.value.limit = fromType.value === 'course' ? 15 : 3
+  pageInfo.value.limit = fromType.value === 'course' ? 20 : 3
 })
 onShow(() => {
   search()
@@ -236,16 +245,16 @@ const changeTab = item => {
     case 'ability':
       break
     case 'course':
-			pageInfo.value.limit = 15
+			pageInfo.value.limit = 20
       break
     case 'task':
-			pageInfo.value.limit = 15
+			pageInfo.value.limit = 20
       break
     case 'test':
-			pageInfo.value.limit = 15
+			pageInfo.value.limit = 20
       break
     case 'exam':
-			pageInfo.value.limit = 15
+			pageInfo.value.limit = 20
       break
     default:
 			pageInfo.value.limit = 3
@@ -292,6 +301,7 @@ const getData = (flag = null) => {
       taskList.value = []
   }
 	let _isCourse = fromType.value === 'course' || activeTab.value==='course'
+	isLoading.value = true
   appSearchCrsApi({
     type: _isCourse ? '01' 
 			: activeTab.value==='exam' ? '02' 
@@ -328,15 +338,22 @@ const getData = (flag = null) => {
 		// 		pageInfo.value.total = res.total || 0
 		//     break
 		// }
-  })
+  }).finally(()=> {
+		isLoading.value = false
+	})
 }
+const isLoading = ref(false)
 const hasMore = computed(() => {
-  return pageInfo.value.limit * pageInfo.value.page <= pageInfo.value.total
+  return (pageInfo.value.limit * pageInfo.value.page <= pageInfo.value.total)
+})
+const showGetMore = computed(() => {
+	return  hasMore.value || isLoading.value
 })
 const scrolltolower = () => {
   if (!hasMore.value) {
     return
   }
+	if(!activeTab.value || activeTab.value === 'all') return
   pageInfo.value.page += 1
   getData()
 }
@@ -376,6 +393,15 @@ const toCourseDetail = item => {
       text-align: center;
       color: #999;
       font-size: 25rpx;
+			overflow: hidden;
+			min-height: 50rpx;
+			position: relative;
+			.loading-box{
+				position: absolute;
+				left:50%;
+				top: 50%;
+				transform: translate(-50%, -50%);
+			}
     }
     .model-view {
       border: 2px solid #f1f1f1;