戲劇的起源

價格的定義

價格的定義The Definition of "Price" Prices determine how resources are to be used. They are also the means by which products and services that are in limited supply are rationed ...

郊區(qū)的發(fā)展

郊區(qū)發(fā)展Suburbanization If by "suburb" is meant an urban margin that grows more rapidly than its already developed interior, the process of suburbanization began during the emergence of th...

背誦美文——燈塔

LighthousesThe first navigational lights in the New World were probably lanterns hung at harbor entrances. The first lighthouse was put up by the Massachusetts Bay Colony in 1716 on...