读印度略图，回答下列问题：

   Dictionaries say that “spring fever” is a lazy or restless feeling . People usually have the feeling on the first warm day of spring. Everyone has probably felt it at one time or another . people have talked about it for years.
   Recently, scientists have taken a good look at spring fever. What they found is quite surprising.
   In many places we live in , the winter months often seem dark and dreary. When spring comes late March , the world becomes colorful . The number of daylight hours grows with each passing day. According to many scientists, all the sunlight sets off chemicals in the brain (大脑). The chemicals make our feeling change and bring on spring fever.

名句默写。
①五岭逶迤腾细浪，                   。（***《七律 长征》）
②杜甫的《春望》中感时伤怀，借“花”、“鸟”抒忧国思家痛苦心情的语句是：                        ，                    。
③                      ，铁马冰河入梦来。（陆游《十一月四日风雨大作》）
④                      ，风烟望五津。（王勃《送杜少府之任蜀州》）
⑤纸上得来终觉浅，                         。
⑥龚自珍的《己亥杂诗》中移情于物，表达诗人对理想和信念执着追求的诗句是：                         ，                       。
⑦古人作诗常“化用”前人成句。请把下列诗句所化用的前人成句默写出来。
至今商女，时时犹唱，《后庭》遗曲。 
前人成句：           ，                           。