diff --git a/query.py b/query.py
new file mode 100644
index 0000000..973e02b
--- /dev/null
+++ b/query.py
@@ -0,0 +1,28 @@
+# -*- coding: gbk -*-
+import csv
+import re
+
+case = input("�����벡������,��Ϊ��ʾ��:")
+Start_date = input("�����뿪ʼ����,��Ϊ��ʾ��:")
+End_date = input("�������������,��Ϊ��ʾ��:")
+keyword = input("�������ѯ�ؼ���,��Ϊ��ʾ��:")
+with open('test.csv', 'r', encoding='utf-8') as f:
+    cs = list(csv.reader(f))
+    for i in cs:
+        name = str(i[1])
+        Bdate = str(i[2])
+        Edate = str(i[3])
+        Time = str(i[4])
+        thought = str(i[5])
+        if case == name or case == "��":
+            if Start_date == Bdate or Start_date == "��":
+                if End_date == Edate or End_date == "��":
+                    s = re.findall(keyword, thought)
+                    if keyword == "��" :
+                        print(name + "��" + Bdate + Time + thought)
+                    elif  s!=[]:
+                        print(name+"��"+Bdate+Time+thought)
+
+
+
+