diff --git a/10-Input/Classes/Japanese Class_2026-04-01.md b/10-Input/Classes/Japanese Class_2026-04-01.md
index 197647b..c72e2e3 100644
--- a/10-Input/Classes/Japanese Class_2026-04-01.md	
+++ b/10-Input/Classes/Japanese Class_2026-04-01.md	
@@ -34,9 +34,13 @@ etc.
 ・いつかいぎがあるか、しっていますか。
 	Do you know where the meeting is?
 
-Question Words Plan Form~~だ～
+Can add どうか after the か to mean "or not". Kind of same meaning, just adds clarity. 
+	- 私が結婚しているかどうか、わかりません
+		- I don't know if I'm married or not. 
+	- 家族がいるかどうか、わかりません
+		- I don't know if my family is here or not
 ### Examples
-
+- 事項にあった
 
 # Supplementary Notes
 -