diff --git a/0-model/model.tex b/0-model/model.tex
new file mode 100644
index 0000000..45cc148
--- /dev/null
+++ b/0-model/model.tex
@@ -0,0 +1,25 @@
+\documentclass[UTF8]{ctexart}
+% UTF8编码，ctexart现实中文
+\usepackage{geometry}
+\geometry{papersize={21cm,29.7cm}}
+% 默认大小为A4
+\geometry{left=3.18cm,right=3.18cm,top=2.54cm,bottom=2.54cm}
+% 默认页边距为1英尺与1.25英尺
+\usepackage{indentfirst}
+\setlength{\parindent}{2.45em}
+% 首行缩进2个中文字符
+\usepackage{setspace}
+\onehalfspacing
+% 1.5倍行距
+\author{Didnelpsun}
+\title{标题}
+\begin{document}
+\maketitle
+\thispagestyle{empty}
+\tableofcontents
+\thispagestyle{empty}
+\newpage
+\pagestyle{plain}
+\setcounter{page}{1}
+\section{}
+\end{document}
diff --git a/perpare/perpare.md b/1.1-perpare/perpare.md
similarity index 100%
rename from perpare/perpare.md
rename to 1.1-perpare/perpare.md
diff --git a/perpare/perpare.tex b/1.1-perpare/perpare.tex
similarity index 91%
rename from perpare/perpare.tex
rename to 1.1-perpare/perpare.tex
index 21dd877..fd25866 100644
--- a/perpare/perpare.tex
+++ b/1.1-perpare/perpare.tex
@@ -1,4 +1,7 @@
 \documentclass[UTF8]{ctexart}
+\usepackage{geometry}
+\geometry{papersize={21cm,29.7cm}}
+\geometry{left=3.18cm,right=3.18cm,top=2.54cm,bottom=2.54cm}
 \usepackage{indentfirst}
 \setlength{\parindent}{2.45em}
 \usepackage{setspace}