the air in shenyang is very dirty.let s stop____it.
the air in shenyang is very dirty.let s stop____it.
The air is very dirty.对very dirty提问
The air in Garden City is very dirty because there is____tra
not only the air is very dirty,but also the
The air in big cities ______ very dirty by factories.
Lt's snowy in Shenyang.Lt's very cold.
I like getting up very early in summer, The morning air is s
I like getting up very early in summer. The morning air is s
It's snowy in Shenyang.It very cold.是什麽意思
Some factories is poring dirty air in the sky.这就话对么?
the polluted air is very dangerous _______the people's healt
the air in the open air is very ___ many people like going t