参考了一下tangxinyuan小组的写法，将选取单词的方法由模拟鼠标选取单词改为根据id获取文章，随机从文章中挑选一个单词放入生词框中，这样是一定可以选取到文章中的单词。

然后根据span标签定位到选择的生词，双击再次选择，从而在生词框中删除该单词

app/test/test_bug545_HuangHuiLing.py

@@ -8,33 +8,24 @@ from selenium.webdriver.common.action_chains import ActionChains
 
 from helper import signup
 
+def has_punctuation(s):
+    return any(c in string.punctuation for c in s)
 
 def select_one(driver):
-    question = driver.find_element(By.ID, 'question')
-    # 创建ActionChains对象
-    actions = ActionChains(driver)
-
-    # 模拟鼠标移动到文本元素上
-    actions.move_to_element(question)
-
-    # 模拟鼠标按下并拖动以选择文本
-    actions.double_click()
-    actions.perform()
-
-    # 获取选中的文本
-    return driver.find_element(By.ID, 'selected-words').get_attribute('value')
+    elem = driver.find_element(By.ID, 'article')
+    essay_content = elem.text
+    valid_word = random.choice([word for word in essay_content.split() if len(word) >= 6 and not has_punctuation(
+        word) and 'font>' not in word and 'br>' not in word and 'p>' not in word])
+    driver.find_element(By.ID, 'selected-words').send_keys(valid_word)
+    driver.find_element(By.ID, 'article').click()
+    return valid_word
 
 def select_two(driver):
-    question = driver.find_element(By.ID, 'question')
-    article = driver.find_element(By.ID, 'article_title')
+    word = driver.find_element(By.CLASS_NAME, 'highlighted')
 
     # 创建ActionChains对象
     actions = ActionChains(driver)
-    actions.move_to_element(article)
-    actions.click()
-    time.sleep(1)
-# 模拟鼠标移动到文本元素上
-    actions.move_to_element(question)
+    actions.move_to_element(word)
 
     # 模拟鼠标按下并拖动以选择文本
     actions.double_click()
@@ -45,12 +36,6 @@ def test_selected_second_word(driver, URL):
     try:
         signup(URL, driver)
         selected_words = select_one(driver);
-        while selected_words.strip() == "":
-            load_next_article = driver.find_element(By.ID, "load_next_article")
-            action_chains = ActionChains(driver)
-            action_chains.click(load_next_article).perform()
-            time.sleep(1)
-            selected_words = select_one(driver)
         assert selected_words.strip() != "", "选中的单词被放置框中"
         select_two(driver)
         selected_second_words = driver.find_element(By.ID, 'selected-words').get_attribute('value')