diff --git a/ansible.cfg b/ansible.cfg
new file mode 100644
index 00000000..e69de29b
diff --git a/hello_world.yml b/hello_world.yml
index 20632c61..a5094787 100644
--- a/hello_world.yml
+++ b/hello_world.yml
@@ -3,5 +3,15 @@
   tasks:
     - name: Hello Message
       debug:
-        msg: "Hello World!"
-
+        msg: "Hello World after forking to my git hub!"
+      
+    - name: copy module
+      copy:
+        content: "create file by me"
+        dest: /root/my_change
+    
+        
+    - name: add_host_module
+      copy:
+        content: "192.168.40.215         ffff"
+        dest: /etc/hosts
diff --git a/hosts b/hosts
new file mode 100644
index 00000000..e69de29b
diff --git a/test30 b/test30
new file mode 100644
index 00000000..e69de29b
diff --git a/test44 b/test44
new file mode 100644
index 00000000..e69de29b