diff --git a/10-Input/Classes/Chinese Class_2026-01-15.md b/10-Input/Classes/Chinese Class_2026-01-15.md
index 0f8f78e..e75c2d9 100644
--- a/10-Input/Classes/Chinese Class_2026-01-15.md	
+++ b/10-Input/Classes/Chinese Class_2026-01-15.md	
@@ -35,7 +35,12 @@ A and B are about the same in ADJ
 - 
 
 # Supplementary Notes
--
 
+我都二十四岁了
+Wǒ *doū* èrshísì suìle
+I'm *already* 24 years old.
+	- You can use *doū* to mean "already" in an unpleasant or an anxious way. As in I'm already 24 years old, I can't believe it, I'm ancient.
+	- Structure:
+		- Wǒ *doū* {age} suìle -> I'm *already* {age} years old
 # Homework
 -
\ No newline at end of file