document.write ("<b>上一篇</b>：<a href='/DocHtml/699/2014/1/1/4144666334630.html'>Unit 2   I use to be afraid of the dark.</a><br><b>下一篇</b>：<a href='/DocHtml/699/2013/12/1/8317685734628.html'>《敬畏自然》教案设计</a>")