下列古诗之最，请你照例子试着填一填。     

例：最快的行船：两岸猿声啼不住，轻舟已过万重山。     

1．最长的瀑布：                                     ，                                       。    

2．最奇特的江水：                                     ，                                     。   

3．最荒芜的地方：                                          ，                                     。    

4．最长的头发：                                           ，                                         。     

5．最深的感情：                                         ，                                          。