帮忙看一下这首字母填空怎么填,
New York,London,Paris and o__ big cities are exciting places to live in.You can go to d__ kinds of museum .You can go s__to buy things from all over the world.But there are many p__ in big cities,too.The cost of living is high,the pollution is serious and sometimes people can't find work o__ a good place to live in.
Some people e__ living in a big cities ,others do not.