diff --git a/sources/tech/20170921 How to answer questions in a helpful way.md b/sources/tech/20170921 How to answer questions in a helpful way.md
index 8a3601ed06..31d6be1046 100644
--- a/sources/tech/20170921 How to answer questions in a helpful way.md	
+++ b/sources/tech/20170921 How to answer questions in a helpful way.md	
@@ -1,3 +1,6 @@
+
+translating by HardworkFish
+
 How to answer questions in a helpful way
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