A clean environment can help the city bid for the Olympics, which in return will _____its economic development.
The teacher asked us to pay attention to thewords.
Paper produced every year isthe world’s production of vehicles.
of the land in that districtcovered with trees and grass.
people in the world are sending information by E-mail every day.
The young dancers looked so charming in their beautiful clothes that we tookpictures of them.