diff --git a/app/test/test_bug553_LinShan.py b/app/test/test_bug553_LinShan.py
index 8ba25f1..393e82d 100644
--- a/app/test/test_bug553_LinShan.py
+++ b/app/test/test_bug553_LinShan.py
@@ -10,9 +10,8 @@ from selenium.webdriver.common.by import By
 from webdriver_manager.chrome import ChromeDriverManager
 from selenium.webdriver.common.keys import Keys
 import logging
-import json
-import os
 import time
+import pytest
 
 # driver = webdriver.Remote('http://localhost:4444/wd/hub', DesiredCapabilities.FIREFOX)
 # HOME_PAGE = 'http://121.4.94.30:91/'
@@ -25,19 +24,9 @@ HOME_PAGE = 'http://127.0.0.1:5000/'
 driver.implicitly_wait(10)
 
 
-# 加载存有测试数据的json文件
-def load_json_file(file_path):
-    # 获取当前所在文件的目录
-    dir_path = os.path.dirname(os.path.abspath(__file__))
-    # 将目录路径和文件名进行拼接，获取最终的文件路径
-    file_path = dir_path+"\\"+file_path
-    # 加载文件
-    with open(file_path,encoding='utf-8') as f:
-        data = json.load(f)
-    return data
-
-
-def test_bug553_LinShan():
+@pytest.mark.parametrize("test_input",("‘test1’","'test2'","“test3”","it's","hello,I'm linshan","Happy New Year！？","My favorite book is 《Harry Potter》。"))
+@pytest.mark.parametrize("expected",(["test1"],["test2"],["test3"],["it's"],["hello","i'm","linshan"],["happy","new","year"],["potter","harry","my","favorite","book","is"]))
+def test_bug553_LinShan(test_input,expected):
     try:
         # 打开对应地址的网页
         driver.get(HOME_PAGE)
@@ -48,34 +37,30 @@ def test_bug553_LinShan():
         # 判断网页源代码中是否有English Pal -文字
         assert 'English Pal -' in driver.page_source
 
-        # 获取json格式的测试数据
-        words = load_json_file("test_file.json")
+        # 将测试的数据输入到主页的textarea里
+        driver.find_element_by_xpath("//textarea[@name='content']").send_keys(Keys.CONTROL, "a")
+        driver.find_element_by_xpath("//textarea[@name='content']").send_keys(test_input)
+        time.sleep(2)
 
-        # 遍历测试的数据
+        # 点击按钮获取单词
+        driver.find_element_by_xpath("//input[@value='get文章中的词频']").click()
+        time.sleep(2)
+
+        # 获取筛选后的单词
+        words = driver.find_elements_by_xpath("//p/a")
+
+        # 遍历获取到的单词，并判断单词与预期的相同
         for word in words:
-            # 将测试的数据输入到主页的textarea里
-            driver.find_element_by_xpath("//textarea[@name='content']").send_keys(Keys.CONTROL, "a")
-            driver.find_element_by_xpath("//textarea[@name='content']").send_keys(word['key'])
-            time.sleep(2)
-
-            # 点击按钮获取单词
-            driver.find_element_by_xpath("//input[@value='get文章中的词频']").click()
-            time.sleep(2)
-
-            # 获取筛选后的单词
-            get_words = driver.find_elements_by_xpath("//p/a")
-
-            # 遍历获取到的单词，并判断单词与预期的相同
-            for w in get_words:
-                # 判断单词是否在预期结果中
-                assert w.text in word['value']
+            # 判断单词是否在预期结果中
+            assert word.text in expected
             
-            # 返回上一页网页
-            driver.find_element_by_xpath("//input[@value='确定并返回']").click()
-            time.sleep(2)
+        # 返回上一页网页
+        driver.find_element_by_xpath("//input[@value='确定并返回']").click()
+        time.sleep(2)
+
     except Exception as e:
         # 输出异常信息
         logging.error(e)
-    finally:
         # 关闭浏览器
+    finally:
         driver.quit()
\ No newline at end of file