diff --git a/addons/fastwq/context.py b/addons/fastwq/context.py
index be47614..34092bb 100644
--- a/addons/fastwq/context.py
+++ b/addons/fastwq/context.py
@@ -136,5 +136,10 @@ def auto_update(self):
         '''auto check new version'''
         return self.data.get('auto_update', True)
 
+    @property
+    def cloze_str(self):
+        '''cloze formater string'''
+        return self.data.get('cloze_str', '{{c1::%s}}')
+        
 
 config = Config(mw)
diff --git a/addons/fastwq/gui/setting.py b/addons/fastwq/gui/setting.py
index 1d12492..f34226d 100644
--- a/addons/fastwq/gui/setting.py
+++ b/addons/fastwq/gui/setting.py
@@ -74,6 +74,16 @@ def build(self):
         hbox.setStretchFactor(input_thread_number, 2)
         layout.addLayout(hbox)
 
+        hbox = QHBoxLayout()
+        input_cloze_str = QLineEdit()
+        input_cloze_str.setText(config.cloze_str)
+        input_label = QLabel(_("CLOZE_WORD_FORMAT") + ":", parent=self)
+        hbox.addWidget(input_label)
+        hbox.setStretchFactor(input_label, 1)
+        hbox.addWidget(input_cloze_str)
+        hbox.setStretchFactor(input_cloze_str, 2)
+        layout.addLayout(hbox)
+
         buttonBox = QDialogButtonBox(parent=self)
         buttonBox.setStandardButtons(QDialogButtonBox.Ok)
         buttonBox.accepted.connect(self.accept) # 确定
@@ -86,6 +96,7 @@ def build(self):
         self.check_auto_update = check_auto_update
         self.check_ighore_mdx_wordcase = check_ighore_mdx_wordcase
         self.input_thread_number = input_thread_number
+        self.input_cloze_str = input_cloze_str
 
         layout.setAlignment(Qt.AlignTop|Qt.AlignLeft)
         self.setLayout(layout)
@@ -101,6 +112,7 @@ def save(self):
             'auto_update': self.check_auto_update.isChecked(),
             'ignore_mdx_wordcase': self.check_ighore_mdx_wordcase.isChecked(),
             'thread_number': self.input_thread_number.value(),
+            'cloze_str': self.input_cloze_str.text()
         }
         config.update(data)
         
\ No newline at end of file
diff --git a/addons/fastwq/lang.py b/addons/fastwq/lang.py
index 821fc60..6b791b4 100644
--- a/addons/fastwq/lang.py
+++ b/addons/fastwq/lang.py
@@ -79,6 +79,7 @@
     ['CURRENT_FIELDS', u'当前字段', u'Current Fields'],
     ['OPTIONS', u'选项', u'Options'],
     ['CLOZE_WORD', u'单词填空', u'Cloze word'],
+    ['CLOZE_WORD_FORMAT', '单词填空格式', 'Cloze word formater'],
 
     ['BRE_PRON', u'英式发音', u'British Pronunciation'],
     ['AME_PRON', u'美式发音', u'American Pronunciation'],
diff --git a/addons/fastwq/query/common.py b/addons/fastwq/query/common.py
index 38a8975..9c5bd48 100644
--- a/addons/fastwq/query/common.py
+++ b/addons/fastwq/query/common.py
@@ -288,7 +288,7 @@ def cloze_deletion(text, cloze):
             if w[:l].lower() == cloze.lower():
                 e = s + l
                 w = word[:l]
-            result = result[:s+offset] + "{{c1::" + w + "}}" + result[e+offset:]
+            result = result[:s+offset] + (config.cloze_str % w) + result[e+offset:]
             offset += 8
     return result
 
diff --git a/addons21/fastwq/context.py b/addons21/fastwq/context.py
index de988ef..85a0800 100644
--- a/addons21/fastwq/context.py
+++ b/addons21/fastwq/context.py
@@ -136,4 +136,10 @@ def auto_update(self):
         '''auto check new version'''
         return self.data.get('auto_update', True)
 
+    @property
+    def cloze_str(self):
+        '''cloze formater string'''
+        return self.data.get('cloze_str', '{{c1::%s}}')
+
+
 config = Config(mw)
diff --git a/addons21/fastwq/gui/setting.py b/addons21/fastwq/gui/setting.py
index 1d12492..f34226d 100644
--- a/addons21/fastwq/gui/setting.py
+++ b/addons21/fastwq/gui/setting.py
@@ -74,6 +74,16 @@ def build(self):
         hbox.setStretchFactor(input_thread_number, 2)
         layout.addLayout(hbox)
 
+        hbox = QHBoxLayout()
+        input_cloze_str = QLineEdit()
+        input_cloze_str.setText(config.cloze_str)
+        input_label = QLabel(_("CLOZE_WORD_FORMAT") + ":", parent=self)
+        hbox.addWidget(input_label)
+        hbox.setStretchFactor(input_label, 1)
+        hbox.addWidget(input_cloze_str)
+        hbox.setStretchFactor(input_cloze_str, 2)
+        layout.addLayout(hbox)
+
         buttonBox = QDialogButtonBox(parent=self)
         buttonBox.setStandardButtons(QDialogButtonBox.Ok)
         buttonBox.accepted.connect(self.accept) # 确定
@@ -86,6 +96,7 @@ def build(self):
         self.check_auto_update = check_auto_update
         self.check_ighore_mdx_wordcase = check_ighore_mdx_wordcase
         self.input_thread_number = input_thread_number
+        self.input_cloze_str = input_cloze_str
 
         layout.setAlignment(Qt.AlignTop|Qt.AlignLeft)
         self.setLayout(layout)
@@ -101,6 +112,7 @@ def save(self):
             'auto_update': self.check_auto_update.isChecked(),
             'ignore_mdx_wordcase': self.check_ighore_mdx_wordcase.isChecked(),
             'thread_number': self.input_thread_number.value(),
+            'cloze_str': self.input_cloze_str.text()
         }
         config.update(data)
         
\ No newline at end of file
diff --git a/addons21/fastwq/lang.py b/addons21/fastwq/lang.py
index 821fc60..6b791b4 100644
--- a/addons21/fastwq/lang.py
+++ b/addons21/fastwq/lang.py
@@ -79,6 +79,7 @@
     ['CURRENT_FIELDS', u'当前字段', u'Current Fields'],
     ['OPTIONS', u'选项', u'Options'],
     ['CLOZE_WORD', u'单词填空', u'Cloze word'],
+    ['CLOZE_WORD_FORMAT', '单词填空格式', 'Cloze word formater'],
 
     ['BRE_PRON', u'英式发音', u'British Pronunciation'],
     ['AME_PRON', u'美式发音', u'American Pronunciation'],
diff --git a/addons21/fastwq/query/common.py b/addons21/fastwq/query/common.py
index be9786f..870a845 100644
--- a/addons21/fastwq/query/common.py
+++ b/addons21/fastwq/query/common.py
@@ -289,7 +289,7 @@ def cloze_deletion(text, cloze):
             if w[:l].lower() == cloze.lower():
                 e = s + l
                 w = word[:l]
-            result = result[:s+offset] + "{{c1::" + w + "}}" + result[e+offset:]
+            result = result[:s+offset] + (config.cloze_str % w) + result[e+offset:]
             offset += 8
     return result