我明天12节英语国家概况。有一个作业,介绍有关英语国家,什么内容都可 ...答:country in the world,with an area of 9.3 million km2 and a population of about 300 million.It is made up of 50 states and Washington D.C.,its capital,which lies on the east coast.It has many famous large cities,like New York City,Los Angeles,Chicago,San Francisco,and so...