Polluted air and water are hamful to people's health.
Polluted air and water are hamful to people's health.
When people are used to polluted air,it might be diffucult f
What polluted the air and the water in this area?
the polluted air is very dangerous _______the people's healt
_____more and more water polluted,some fishes and plants are
Air,food and water are indispensable to life.翻译中文!
the air is polluted and our health is getting ___,worse and
people cannot ( ) without air and water.(live)
People cannot s without water or air
Since the earthquake hit Japan,polluted air and water has be
Most people do not realize that they are (b ) polluted air.
Sports are good for people's health and sports make people _