diff --git a/human/audio_mal_handler.py b/human/audio_mal_handler.py
index 008160f..e0b2912 100644
--- a/human/audio_mal_handler.py
+++ b/human/audio_mal_handler.py
@@ -34,7 +34,7 @@ class AudioMalHandler(AudioHandler):
         logging.info('chunk2mal run')
         while self._exit_event.is_set():
             self._run_step()
-            time.sleep(0.01)
+            time.sleep(0.3)
 
         logging.info('chunk2mal exit')
 
diff --git a/human/human_context.py b/human/human_context.py
index ff172ca..b6991a1 100644
--- a/human/human_context.py
+++ b/human/human_context.py
@@ -104,7 +104,7 @@ class HumanContext:
         self._tts_handle = TTSAudioSplitHandle(self,  self._mal_handler)
         self._tts = TTSEdgeHttp(self._tts_handle)
         split = PunctuationSplit()
-        self._nlp = DouBao(split,  self._tts)
+        self._nlp = DouBao(self, split,  self._tts)
         self._asr = SherpaNcnnAsr()
         self._asr.attach(self._nlp)
 
@@ -113,3 +113,4 @@ class HumanContext:
         self._tts.pause_talk()
         self._mal_handler.pause_talk()
         self._infer_handler.pause_talk()
+        self._render_handler.pause_talk()
diff --git a/human/human_render.py b/human/human_render.py
index b6825bd..4210b75 100644
--- a/human/human_render.py
+++ b/human/human_render.py
@@ -40,6 +40,10 @@ class HumanRender(AudioHandler):
             type_ = 0
         self._video_render.put((res_frame, idx, type_))
 
+    def pause_talk(self):
+        self._voice_render.pause_talk()
+        self._video_render.pause_talk()
+
     def stop(self):
         self._voice_render.stop()
         self._video_render.stop()
diff --git a/nlp/nlp_base.py b/nlp/nlp_base.py
index facf678..ef8ceb2 100644
--- a/nlp/nlp_base.py
+++ b/nlp/nlp_base.py
@@ -8,8 +8,9 @@ logger = logging.getLogger(__name__)
 
 
 class NLPBase(AsrObserver):
-    def __init__(self, split, callback=None):
+    def __init__(self, context, split, callback=None):
         self._ask_queue = AsyncTaskQueue()
+        self._context = context
         self._split_handle = split
         self._callback = callback
 
@@ -36,6 +37,7 @@ class NLPBase(AsrObserver):
 
     def completed(self, message: str):
         logger.info(f'complete:{message}')
+        self._context.pause_talk()
         self.ask(message)
 
     def ask(self, question):
diff --git a/nlp/nlp_doubao.py b/nlp/nlp_doubao.py
index 449519f..bed4d4d 100644
--- a/nlp/nlp_doubao.py
+++ b/nlp/nlp_doubao.py
@@ -10,8 +10,8 @@ logger = logging.getLogger(__name__)
 
 
 class DouBao(NLPBase):
-    def __init__(self, split, callback=None):
-        super().__init__(split, callback)
+    def __init__(self, context, split, callback=None):
+        super().__init__(context, split, callback)
         logger.info("DouBao init")
         # Access Key ID
         # AKLTYTdmOTBmNWFjODkxNDE2Zjk3MjU0NjRhM2JhM2IyN2Y
diff --git a/render/base_render.py b/render/base_render.py
index 3911e5c..7bb8e6b 100644
--- a/render/base_render.py
+++ b/render/base_render.py
@@ -30,6 +30,9 @@ class BaseRender(ABC):
         ps = time.time() - self._play_clock.start_time
         self._queue.put_nowait((frame, ps))
 
+    def pause_talk(self):
+        self._queue.queue.clear()
+
     def stop(self):
         self._queue.queue.clear()
         self._exit_event.clear()