需要通过验证才能下载！希望大家多多合作！否则不能下载！请谅解！

				% 13-1-2.tex
				\documentclass{article}
				\usepackage[dvips,dvipsnames]{xcolor}
				\usepackage{CJK}
				\begin{document}
				\begin{CJK*}{GBK}{song}
				\noindent
				$40\%\;\fcolorbox{black}{green}{\rule[-.5mm]{0pt}{3mm}\qquad}\;+\;
				60\%\;\fcolorbox{black}{yellow}{\rule[-.5mm]{0pt}{3mm}\qquad}\;
				=\;\fcolorbox{black}{green!40!yellow}{\rule[-.5mm]{0pt}{3mm}\qquad}$\quad green!40!yellow
				
				\bigskip
				\noindent
				\fcolorbox{black}{-green!40!yellow}{\rule[-.5mm]{0pt}{3mm}\qquad}\quad -green!40!yellow
				
				\bigskip
				\noindent
				$3\times\;\fcolorbox{black}{-green!40!yellow}{\rule[-.5mm]{0pt}{3mm}\qquad}\;+\;
				2\times\;\fcolorbox{black}{green!40!yellow}{\rule[-.5mm]{0pt}{3mm}\qquad}\;+\;
				1\times\;\fcolorbox{black}{red}{\rule[-.5mm]{0pt}{3mm}\qquad}\;
				=\;\fcolorbox{black}{rgb:-green!40!yellow,3;green!40!yellow,2;red,1}{\rule[-.5mm]{0pt}{3mm}\qquad}$
				\quad rgb:-green!40!yellow,3;green!40!yellow,2;red,1
				
				\newpage
				\pagecolor{yellow}
				\color{red}
				
				这是黄底红字的彩页. 后面是一段\textcolor{NavyBlue}{蓝色的文字}.
				你也能看到\colorbox{cyan}{青色背景的红色文字}.
				接着是一个\fcolorbox{magenta}{green}{绿色背景带洋红色边线的方框}.
				
				\newpage
				\normalcolor
				一切正常.
				\end{CJK*}
				\end{document}