https:/wenku.baidu.com/view/499c62836bec0975f465e2f0.html?re=view第三页文字及第四页开头https:/zhidao.baidu.com/question/117225536.html第四页文字http:/hanyu.baidu.com/zici/s?wd=%E5%90%8F&query=%E5%90%8F%E8%AF%BB%E9%9F%B3&srcid=28236&from=kg0&from=kg0http:/hanyu.baidu.com/s?wd=%E9%80%BE&from=zicihttp:/hanyu.baidu.com/zici/s?wd=%E9%82%BA&query=%E9%82%BA%E6%80%8E%E4%B9%88%E8%AF%BB&srcid=28236&from=kg0&from=kg0http:/hanyu.baidu.com/s?wd=%E6%88%8D&from=zicihttp:/hanyu.baidu.com/s?wd=%E5%92%BD&from=zicihttp:/hanyu.baidu.com/s?wd=%E5%A6%AA&from=zici第五页课文及十一页翻译http:/hanyu.baidu.com/shici/detail?pid=f5fe897725194bc7ae6d8d982eaa0356&from=kg0参考PPT网址https:/wenku.baidu.com/view/499c62836bec0975f465e2f0.html?re=view