阅读下面这首宋诗，然后回答问题。

绝句
石
来时万缕弄轻黄，去日飞满路旁。
我比杨花更飘荡，杨花只是一春忙。
（1）抒发深沉的乡思旅愁，是古往今来诗歌的常见主题，然而石的这一首绝句在写法上却力求新巧，读来情感突出，诗意盎然。请简要谈谈你的看法。
答：                                                                                                                                                                                                            
                                                                                                                                                                                                                      
（2）诗歌在刻画杨柳的形象上，亦有独到之处，请以开头两句为例作简要赏析。
答：