config the fonts of English and Chinese respectively for LaTeX

Chinese font setup

% fonts
\usepackage{xeCJK}
\usepackage{xltxtra}
%       beamer
% \usefonttheme{default} % sans serif
\usefonttheme{professionalfonts}
\usefonttheme{serif}
% \usefonttheme{structurebold}
% \usefonttheme{structureitalicserif}
% \usefonttheme{strucutresmallcapsserif}
%       English
\setmainfont{Times New Roman}
\setsansfont{Arial}
\setmonofont{Inconsolata}
%       Chinese
\setCJKmainfont[BoldFont={Hiragino Sans GB W6},ItalicFont={方正启体简体}]{方正新书宋简体}
\setCJKsansfont{Hiragino Sans GB W3}
\setCJKmonofont{文泉驿等宽正黑}