document.write("<br>·<a style='font-family:Times New Roman;font-size:20px;' href='../article/?");document.write("880");document.write(".html'>上一条：");document.write("Chemical&nbsp;or&nbsp;Organic&nbsp;Farming?&nbsp;");document.write("</a>");document.write("<br />·<a style='font-family:Times New Roman;font-size:20px;' href='../article/?");document.write("697");document.write(".html'>下一条：");document.write("必修二教案集");document.write("</a>");