There are so many people living in the city;it is

There are many superstitions in Britain, but one of the most 【B1】 held is that it is unluc

答案解析

Air pollution People and air pollution are often in the same places. This means that cities with large populations have the biggest problem of dirty air. Air pollution is caused by many different thi

答案解析

There is no doubt about it: the Earth really is growing warmer. If you live in a city, tha

答案解析

There are so many stories about young and promising people who sacrifice their own lives t

答案解析

The living pressure in many big cities has had negative effects on city dwellers. As it is

答案解析

There are so many people living in the city;it is

答案解析

_____ people there are in a city _____ I want to live there.

答案解析