Great change have taken place in hanghai and more and more people throughout the world are focuing their attention on hanghai now. a a citizen of hanghai, i feel i mut pare no effort to do my bit. firt, i decide to help plant more tree to make our city more beautiful. i hould obey even no and be good at learning from other. third, i hould tudy hard o that i can do omething better for my city in the future.