牛老七像头磨道上的驴,围着光溜的河沙场转来转去。间或,他停下步,看看浑黄雄阔的江面。晴天暑日,涛浪不兴,四层楼五层楼的江轮,上往四川,下去上海,唱出悠扬的汽笛。冒着黑烟子的拖轮,轰轰轰地爬行着。几只木船只敢依着江岸,散步般地航行,木船上安装的柴油机啪啪地叫着。长江永远热闹,江水昼夜流淌,江面上船来船往,但就是没有 Cattle old seven as the head grind donkey, around the smooth river sand field turn around. Or, he stopped and looked at the vast surface of the Yellow River. Summer sunny day, waves unlucky, four-story five-story river, go to Sichuan, go to Shanghai, sang the melodious siren. Braved black smoke tugboat, roaring to crawl. Only a few wooden boats dared to rely on the river bank, sailing walk, diesel engines installed on wooden boats snapped. The Yangtze River is always lively, the river flows day and night, the river boat to board, but there is no