diff --git a/工具v2/database_tools.py b/工具v2/database_tools.py
index 41d2ef79..d6d320a1 100644
--- a/工具v2/database_tools.py
+++ b/工具v2/database_tools.py
@@ -994,10 +994,10 @@ def GenerateSingleLessonPreparation(lessonid, outputdir, adict, prodict, objdict
             output += "\\begin{enumerate}\n\n %s\n\n\\end{enumerate}\n\n"%basic_body #生成基础知识梳理
     
         output += "\\section{知识体验}\n\n"
-        output += "\\subsection{必讲例题}\n\n"
+        # output += "\\subsection{必讲例题}\n\n"
         output += GenerateStudentBodyString(eblist,[],prodict,consecutivenumbering=False,answered=False)
-        output += "\\subsection{选讲例题}\n\n"
-        output += GenerateStudentBodyString(ealist,[],prodict,consecutivenumbering=False,answered=False)
+        # output += "\\subsection{选讲例题}\n\n"
+        # output += GenerateStudentBodyString(ealist,[],prodict,consecutivenumbering=False,answered=False)
         output += "\\section{巩固新知}\n\n"
         output += GenerateStudentBodyString(worklist,[],prodict,consecutivenumbering=False,answered=False)
         if not remarks == "":