diff --git a/20240826/CSP2020-senior/ans.txt b/20240826/CSP2020-senior/ans.txt
index 21f88a1..ca72e74 100644
--- a/20240826/CSP2020-senior/ans.txt
+++ b/20240826/CSP2020-senior/ans.txt
@@ -15,4 +15,5 @@
 14. C
 15.?D
 二.
-1.T F T F ? ? ?
\ No newline at end of file
+1.  T F T F ?A ?A ?A
+2.  
\ No newline at end of file