the air in mountain areas is _ that in big cities.A.as fresh
the air in mountain areas is _ that in big cities.A.as fresh
The air in mountain areas is _that in big cities
The air in the Nanshan Mountain is fresh.(改为感叹句)
The air in big cities ______ very dirty by factories.
pollution is a serious problem in big cities throughout the
There is more and more air __(污染)in the big cities .填什么形式
The air is never so fresh as early in the morning.翻译
the air in t____ is tresher than that in cities(横线中填什么)
in big cities,air p______is quite serious.
Is it "breathe the fresh air" or "breathe in the fresh air",
The traffic in big cities is beavier than that in small ones
The air in mall isn't as fresh as ___ in the park