\ Documentclass [a4paper, 11pt] {article} \ usepackage [dvips] {graphicx} % insert a pdf image \ usepackage {multirow} % line merge use \ multirow command \ usepackage {CJKutf8} \ usepackage {indentfirst, latexsym, amssymb, bm} \ usepackage [unicode, colorlinks, linkcolor = red, anchorcolor = blue, citecolor = green] {hyperref} % directory can be linked to \ usepackage {listings} \ usepackage {upquote} % so that only single quotes are used in the verbatim environment. \ usepackage [T1] {fontenc} % to get the correct double quotation marks and keep the font of the Code unchanged. Haha \ lstset {% backgroundcolor = \ color [RGB] {245,245,244 }, backgroundcolor = \ color [RGB] {204,232,207}, % ophthalmology % backgroundcolor = \ color [RGB] {0,200, 0}, % green % backgroundcolor = \ color [RGB] {255,255, 0 },% yellow % backgroundcolor = \ color [rgb] {0.76,}, extendedchars = false, frame = shadowbox, basicstyle = \ footnotesize, numbers = left, numberstyle = \ tiny \ color [RGB] {0,192,192}, keywordstyle = \ bf \ color {blue}, identifierstyle = \ bf, commentstyle = \ it \ color [RGB, 96}, stringstyle = \ rmfamily \ slshape \ color [RGB] {, 0 }, escapeinside = ''% use the" escape "string to display Chinese} \ author {}\ title {\ thanks {text: virhuiai }}\ renewcommand {\ baselinestretch} {1.5} % line spacing \ begin {document} \ begin {CJK *} {UTF8} {nsung} \ maketitle \ tableofcontents % \ begin {center} \ shortdegraphics [width = 0.3 \ textwidth]0211.pdf} \ end {center} \ newpage \ end {CJK *} \ end {document}