陈妍静

HW
To really know what makes grand city work,you have to pick a racket skim.At exposing a secret lives,system of incredible complexity:technology,the millions pandom,???.The fantastic ?now begins.The journey deepen side,the words make its cities.They call it the big apple,the largest ?in America.Eight million people ?cross the ?.Each city ?itself.They call the big apple the busling ? of Manhaton.Like no place on earth,New York is famous for its pace.Yet night was? cool,without one ? disappearing in the structure.Perhaps the most famous transportation system in the world ,the New York subway.It 's the engine that drive this megacity.seventy-five percent New Yorkers have no car.They don't need one.NY has the best transen system in America.Yet the subway is the system under ? daily faces trible threat from Man ,from nature and from time .???and mind the reals.Two thirds subways are under the ground ,under roads,under rivers,under skyscapes.This is  truelly carry the city?Billions tons of concrete still,asked for earth,more burry down.Millions of litters water ?in the flady.A hundred geral network  struck it to keep up.At the most horrorous Number War-9.11.In these dark shadows,the spector terrorism is  no illusion,it's the nightman NY survived struggled daily to never relieve.