diff --git a/src/api/department.ts b/src/api/department.ts
index 9a462c0..00101a6 100644
--- a/src/api/department.ts
+++ b/src/api/department.ts
@@ -50,3 +50,7 @@ export function dropDiffClass(id: number, parent_id: number, ids: number[]) {
     ids: ids,
   });
 }
+
+export function checkDestroy(id: number) {
+  return client.get(`/backend/v1/department/${id}/destroy`, {});
+}
diff --git a/src/api/resource-category.ts b/src/api/resource-category.ts
index 8802f5b..e2e1686 100644
--- a/src/api/resource-category.ts
+++ b/src/api/resource-category.ts
@@ -54,3 +54,7 @@ export function dropDiffClass(id: number, parent_id: number, ids: number[]) {
     ids: ids,
   });
 }
+
+export function checkDestroy(id: number) {
+  return client.get(`/backend/v1/resource-category/${id}/destroy`, {});
+}
diff --git a/src/compenents/tree-category/index.tsx b/src/compenents/tree-category/index.tsx
index cca0ab8..7c93467 100644
--- a/src/compenents/tree-category/index.tsx
+++ b/src/compenents/tree-category/index.tsx
@@ -20,14 +20,12 @@ export const TreeCategory = (props: PropInterface) => {
   const [selectKey, setSelectKey] = useState<any>([]);
 
   useEffect(() => {
-    setLoading(true);
     resourceCategory.resourceCategoryList().then((res: any) => {
       const categories = res.data.categories;
       if (JSON.stringify(categories) !== "{}") {
         const new_arr: Option[] = checkArr(categories, 0);
         setTreeData(new_arr);
       }
-      setLoading(false);
     });
   }, [props.categoryCount]);
 
@@ -93,14 +91,21 @@ export const TreeCategory = (props: PropInterface) => {
             ? "mb-8 category-label active"
             : "mb-8 category-label"
         }
-        onClick={() => onSelect([], "")}
+        onClick={() => {
+          onSelect([], "");
+        }}
       >
         全部{props.text}
         {JSON.stringify(props.categoryCount) !== "{}" && (
           <span className="tree-num">({props.categoryCount["0"]})</span>
         )}
       </div>
-      <Tree onSelect={onSelect} onExpand={onExpand} treeData={treeData} />
+      <Tree
+        onSelect={onSelect}
+        selectedKeys={selectKey}
+        onExpand={onExpand}
+        treeData={treeData}
+      />
     </div>
   );
 };
diff --git a/src/compenents/tree-department/index.tsx b/src/compenents/tree-department/index.tsx
index c3093bb..14fd668 100644
--- a/src/compenents/tree-department/index.tsx
+++ b/src/compenents/tree-department/index.tsx
@@ -89,7 +89,12 @@ export const TreeDepartment = (props: PropInterface) => {
       >
         全部{props.text}
       </div>
-      <Tree onSelect={onSelect} onExpand={onExpand} treeData={treeData} />
+      <Tree
+        selectedKeys={selectKey}
+        onSelect={onSelect}
+        onExpand={onExpand}
+        treeData={treeData}
+      />
     </div>
   );
 };
diff --git a/src/pages/course/index.tsx b/src/pages/course/index.tsx
index aaf1212..cb9fe31 100644
--- a/src/pages/course/index.tsx
+++ b/src/pages/course/index.tsx
@@ -43,7 +43,7 @@ export const CoursePage = () => {
   const [category_ids, setCategoryIds] = useState<any>([]);
   const [title, setTitle] = useState<string>("");
   const [dep_ids, setDepIds] = useState<any>([]);
-  const [selLabel, setLabel] = useState<string>("全部视频");
+  const [selLabel, setLabel] = useState<string>("全部课程");
   const [categoryCount, setCategoryCount] = useState<any>({});
 
   const items: TabsProps["items"] = [