diff --git a/content/notes/Tae Kim Grammar Guide.md b/content/notes/Tae Kim Grammar Guide.md
index b8cd35467..fb93bd484 100644
--- a/content/notes/Tae Kim Grammar Guide.md	
+++ b/content/notes/Tae Kim Grammar Guide.md	
@@ -408,4 +408,7 @@ Sentence examples
 - 猫はいない
 - there is no cat (as for cat, does not exist)
 
-## Excersises
+## Exercises
+- 行く→行かない
+- 出る→出ない
+- する→
\ No newline at end of file