diff --git a/工具v2/database_tools.py b/工具v2/database_tools.py
index 85300af3..6e406680 100644
--- a/工具v2/database_tools.py
+++ b/工具v2/database_tools.py
@@ -61,7 +61,7 @@ def detectmaxsim(currentid,excludelist,adict): #检测与已知题目关联程
     maxsim = -1
     argmaxsim = "000000"
     for id in adict:
-        if not id in excludelist:
+        if not id in excludelist and not "OBSOLETE" in adict[id]["content"]:
             simrate = Levenshtein.jaro(adict[id]["content"],adict[currentid]["content"])
             if simrate > maxsim:
                 maxsim = simrate
@@ -76,7 +76,7 @@ def generate_sim_group(startingids,prodict,max_size,threshold): #生成与已知
     while continue_flag:
         appending_id_list = []
         for oldid in id_list:
-            for newid in [id for id in prodict if not id in id_list and not id in output_list]:
+            for newid in [id for id in prodict if not id in id_list and not id in output_list and not "OBSOLETE" in treated_dict[id]["content"]]:
                 simrate = Levenshtein.jaro(treated_dict[oldid]["content"],treated_dict[newid]["content"])
                 if simrate >= threshold:
                     appending_id_list.append(newid)