diff --git a/report/chapters/acknowledgements.tex b/report/chapters/acknowledgements.tex
new file mode 100644
index 0000000..1580cf9
--- /dev/null
+++ b/report/chapters/acknowledgements.tex
@@ -0,0 +1,7 @@
+\begin{frame}
+\frametitle{致谢}
+\begin{center}
+\LARGE{\textbf{感谢聆听！}}\\[0.5cm]
+\large{欢迎各位老师提出宝贵意见}
+\end{center}
+\end{frame}
\ No newline at end of file
diff --git a/report/main.tex b/report/main.tex
index 58f6a45..23dfeb7 100644
--- a/report/main.tex
+++ b/report/main.tex
@@ -9,7 +9,7 @@
 
 % 设置主题
 \usetheme{Madrid}
-\usecolortheme{whale}
+\usecolortheme{default}
 \setbeamertemplate{navigation symbols}{}
 
 % 标题信息
@@ -36,5 +36,6 @@
 \input{chapters/design}
 \input{chapters/results}
 \input{chapters/conclusion}
+\input{chapters/acknowledgements}
 
 \end{document}
\ No newline at end of file