我们从纽约出发 ,沿高速公路经过费城 ,就到达了华盛顿。华盛顿到处都是迎风飘扬着的星条旗和参天绿木 ,草坪上不时有黑色或棕色的小松鼠在跳跃。波托马克河与阿纳卡斯蒂亚河清澈碧绿 ,像两条玉带静静地环绕着这座美丽的首都城市。大西洋的潮汐每天都通过波托马克河进入城里的 We departed from New York City and reached Philadelphia via the motorway through Philadelphia. Washington is full of stars and flags fluttering in the wind, green and black trees jumping from time to time on black or brown squirrels on the lawn. The Potomac River and the Anacostia River are clear and green like two jade belts quietly surrounding this beautiful capital city. The Atlantic tides enter the city daily through the Potomac River