diff --git a/zh-cn/application-dev/reference/apis/js-apis-workScheduler.md b/zh-cn/application-dev/reference/apis/js-apis-workScheduler.md
index 8c2a8598ea3173b80159bf78eeb21bd060bed0fd..9ad01172deb06125dd0972fbb0443d27a0bbcfea 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-workScheduler.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-workScheduler.md
@@ -103,10 +103,10 @@ getWorkStatus(workId: number, callback : AsyncCallback<WorkInfo>): void
   ```
     workScheduler.getWorkStatus(50, (err, res) => {
       if (err) {
-        console.info('workschedulerLog getWorkStatus callback failed, because:' + err.data);
+        console.info('workschedulerLog getWorkStatus failed, because:' + err.data);
       } else {
         for (let item in res) {
-          console.info('workschedulerLog getWorkStatuscallback success,' + item + ' is:' + res[item]);
+          console.info('workschedulerLog getWorkStatus success,' + item + ' is:' + res[item]);
         }
       }
     });
@@ -135,11 +135,10 @@ getWorkStatus(workID: number): Promise<WorkInfo>
   ```
     workScheduler.getWorkStatus(50).then((res) => {
       for (let item in res) {
-        console.info('workschedulerLog getWorkStatuscallback success,' + item + ' is:' + res[item]);
+        console.info('workschedulerLog getWorkStatus success,' + item + ' is:' + res[item]);
       }
     }).catch((err) => {
-      console.info('workschedulerLog getWorkStatus promise failed, err');
-      console.info('workschedulerLog getWorkStatus promise failed, because:' + err.data);
+      console.info('workschedulerLog getWorkStatus failed, because:' + err.data);
     })
   ```
 
@@ -167,10 +166,9 @@ obtainAllWorks(callback : AsyncCallback<void>): Array<WorkInfo>
   ```
     workScheduler.obtainAllWorks((err, res) =>{
       if (err) {
-        console.info('workschedulerLog getWorkStatus promise failed, err');
-        console.info('workschedulerLog getWorkStatus promise failed, because:' + err.data);
+        console.info('workschedulerLog obtainAllWorks failed, because:' + err.data);
       } else {
-        console.info('workschedulerLog obtainAllWorks callback success, data is:' + JSON.stringify(res));
+        console.info('workschedulerLog obtainAllWorks success, data is:' + JSON.stringify(res));
       }
     });
   ```
@@ -191,9 +189,9 @@ obtainAllWorks(): Promise<Array<WorkInfo>>
 
   ```
     workScheduler.obtainAllWorks().then((res) => {
-      console.info('workschedulerLog obtainAllWorks promise success, data is:' + JSON.stringify(res));
+      console.info('workschedulerLog obtainAllWorks success, data is:' + JSON.stringify(res));
     }).catch((err) => {
-      console.info('workschedulerLog obtainAllWorks promise failed, because:' + err.data);
+      console.info('workschedulerLog obtainAllWorks failed, because:' + err.data);
     })
   ```
 
@@ -234,9 +232,9 @@ isLastWorkTimeOut(workId: number, callback : AsyncCallback<void>): boolean
   ```
     workScheduler.isLastWorkTimeOut(500, (err, res) =>{
       if (err) {
-        console.info('workschedulerLog isLastWorkTimeOut callback failed, because:' + err.data);
+        console.info('workschedulerLog isLastWorkTimeOut failed, because:' + err.data);
       } else {
-        console.info('workschedulerLog isLastWorkTimeOut callback success, data is:' + res);
+        console.info('workschedulerLog isLastWorkTimeOut success, data is:' + res);
       }
     });
   ```
@@ -264,10 +262,10 @@ obtainAllWorks(): Promise<Array<WorkInfo>>
   ```
     workScheduler.isLastWorkTimeOut(500)
       .then(res => {
-        console.info('workschedulerLog isLastWorkTimeOut promise success, data is:' + res);
+        console.info('workschedulerLog isLastWorkTimeOut success, data is:' + res);
       })
       .catch(err =>  {
-        console.info('workschedulerLog isLastWorkTimeOut promise failed, because:' + err.data);
+        console.info('workschedulerLog isLastWorkTimeOut failed, because:' + err.data);
       });
   	})
   ```
diff --git a/zh-cn/application-dev/work-scheduler/work-scheduler-dev-guide.md b/zh-cn/application-dev/work-scheduler/work-scheduler-dev-guide.md
index ca2855356a08f802ec09117d757978a5fb814015..a8eb548bc30b3ef2d5918c16de289c9a10154120 100644
--- a/zh-cn/application-dev/work-scheduler/work-scheduler-dev-guide.md
+++ b/zh-cn/application-dev/work-scheduler/work-scheduler-dev-guide.md
@@ -112,13 +112,11 @@ function onWorkStop(work: WorkInfo): void; | 延迟调度任务结束回调
 
 **获取指定延迟任务**
 
-
-
-	import workScheduler from '@ohos.workScheduler';
+1.Callback写法
 
     workScheduler.getWorkStatus(50, (err, res) => {
       if (err) {
-        console.info('workschedulerLog getWorkStatus callback failed, because:' + err.data);
+        console.info('workschedulerLog getWorkStatus failed, because:' + err.data);
       } else {
         for (let item in res) {
           console.info('workschedulerLog getWorkStatuscallback success,' + item + ' is:' + res[item]);
@@ -126,31 +124,36 @@ function onWorkStop(work: WorkInfo): void; | 延迟调度任务结束回调
       }
     });
 
+
+2.Promise写法
+
     workScheduler.getWorkStatus(50).then((res) => {
       for (let item in res) {
-        console.info('workschedulerLog getWorkStatuscallback success,' + item + ' is:' + res[item]);
+        console.info('workschedulerLog getWorkStatus success,' + item + ' is:' + res[item]);
       }
     }).catch((err) => {
-      console.info('workschedulerLog getWorkStatus promise failed, err');
-      console.info('workschedulerLog getWorkStatus promise failed, because:' + err.data);
+      console.info('workschedulerLog getWorkStatus failed, because:' + err.data);
     })
 
 
 **获取所有延迟任务**
 
+1.Callback写法
+
     workScheduler.obtainAllWorks((err, res) =>{
       if (err) {
-        console.info('workschedulerLog getWorkStatus promise failed, err');
-        console.info('workschedulerLog getWorkStatus promise failed, because:' + err.data);
+        console.info('workschedulerLog obtainAllWorks failed, because:' + err.data);
       } else {
-        console.info('workschedulerLog obtainAllWorks callback success, data is:' + JSON.stringify(res));
+        console.info('workschedulerLog obtainAllWorks success, data is:' + JSON.stringify(res));
       }
     });
 
+2.Promise写法
+
     workScheduler.obtainAllWorks().then((res) => {
-      console.info('workschedulerLog obtainAllWorks promise success, data is:' + JSON.stringify(res));
+      console.info('workschedulerLog obtainAllWorks success, data is:' + JSON.stringify(res));
     }).catch((err) => {
-      console.info('workschedulerLog obtainAllWorks promise failed, because:' + err.data);
+      console.info('workschedulerLog obtainAllWorks failed, because:' + err.data);
     })
 
 **停止并清除任务**
@@ -160,19 +163,23 @@ function onWorkStop(work: WorkInfo): void; | 延迟调度任务结束回调
 
 **判断上次执行是否超时**
 
+1.Callback写法
+
     workScheduler.isLastWorkTimeOut(500, (err, res) =>{
       if (err) {
-        console.info('workschedulerLog isLastWorkTimeOut callback failed, because:' + err.data);
+        console.info('workschedulerLog isLastWorkTimeOut failed, because:' + err.data);
       } else {
-        console.info('workschedulerLog isLastWorkTimeOut callback success, data is:' + res);
+        console.info('workschedulerLog isLastWorkTimeOut success, data is:' + res);
       }
     });
 
+2.Promise写法
+
     workScheduler.isLastWorkTimeOut(500)
       .then(res => {
-        console.info('workschedulerLog isLastWorkTimeOut promise success, data is:' + res);
+        console.info('workschedulerLog isLastWorkTimeOut success, data is:' + res);
       })
       .catch(err =>  {
-        console.info('workschedulerLog isLastWorkTimeOut promise failed, because:' + err.data);
+        console.info('workschedulerLog isLastWorkTimeOut failed, because:' + err.data);
       });
   	})
\ No newline at end of file