diff --git a/src/components/Course/courseForm.vue b/src/components/Course/courseForm.vue
index fb473b36..b492898a 100644
--- a/src/components/Course/courseForm.vue
+++ b/src/components/Course/courseForm.vue
@@ -79,7 +79,7 @@
                 </el-input>
             </el-form-item>
             <el-form-item label="场景" v-show="!weike.onlyRequired">
-              <el-select v-model="courseInfo.forScene" style="width: 100%;">
+              <el-select v-model="courseInfo.forScene" style="width: 100%;" clearable>
                 <el-option v-for="item in sceneList" :key="item.id" :label="item.name" :value="item.id"></el-option>
               </el-select>
             </el-form-item>
@@ -217,7 +217,7 @@
                 </el-form-item>
 
                 <el-form-item label="场景">
-                  <el-select v-model="courseInfo.forScene" style="width: 100%;">
+                  <el-select v-model="courseInfo.forScene" style="width: 100%;" clearable>
                     <el-option v-for="item in sceneList" :key="item.id" :label="item.name" :value="item.id"></el-option>
                   </el-select>
                 </el-form-item>
diff --git a/src/views/portal/course/Index.vue b/src/views/portal/course/Index.vue
index 2618c4c3..d66574f7 100644
--- a/src/views/portal/course/Index.vue
+++ b/src/views/portal/course/Index.vue
@@ -58,7 +58,7 @@
                     </el-radio-group>
                   </div>
                    <div class="search-item-sub" v-if="types.towSubList.length != 0">
-                    <el-radio-group v-model="types.subTow" size="mini" @change="searchData">
+                    <el-radio-group v-model="types.subTow" size="mini" @change="changeTypeTow">
                       <el-radio-button label="0">全部</el-radio-button>
                       <el-radio-button v-for="item in types.towSubList" :key="item.id" :label="item.id">{{item.name}}</el-radio-button>
                     </el-radio-group>
@@ -447,19 +447,21 @@ export default {
           this.course[i] = "";
           if (i === "sysType1") {
             this.types.sysTypes = "";
+            // this.types.oneSubList = [];
+            // this.types.towSubList = [];
           }
           if (i === "sysType2") {
             this.types.subOne = "";
+            this.types.oneSubList = [];
           }
           if (i === "sysType3") {
             this.types.subTow = "";
+            this.types.towSubList = [];
           }
           if (i === "type") {
             this.category = "";
             this.categorySub = "";
           }
-
-
           this.searchTags.splice(index, 1);
            if(i === 'type') {
             this.category = null;
@@ -500,12 +502,21 @@ export default {
     changeTypeSub(num) {
       this.types.subTow = "0";
       let list = {};
-      if (num !== 0) {
+      
+      if (num != 0) {
         apiType.list(1, num).then(res => {
           if (res.status === 200) {
             this.types.towSubList = res.result;
           }
         });
+      } else {
+        this.types.oneSubList = [];
+      }
+      this.searchData();
+    },
+    changeTypeTow(num) {
+      if(num == 0) {
+        this.types.towSubList=[]
       }
       this.searchData();
     },
@@ -605,7 +616,6 @@ export default {
               });
 
               this.courseList.push(...res.result.list);
-              console.log(this.courseList,'this.courseList');
               this.moreState = 1;
             } else {
               this.moreState = 3;