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Sakura Linh

from ; means ; in ; waste ; possible ; wind ; should ; green ; However ; who

Much of our waste, especially waste ........ factories, electric-powered stations, the chemical industry and heavy industry is very dangerous. Fish die ..... the lakes, rivers and seas; forest trees die, too. Much of this dangerous ...... goes into the air and is carried by the ....... for great distances.

The earth is our home. We ....... take care of it, for ourselves, and for our children and grandchildren. This ....... we have to keep our environment ..... and clean . The importance of this task is pointed out by ecologists - the scientists ....... study the relations between living things and the environment. ......, each of us must do everything ...... to keep the land, air and water clean.

Linh Diệu
19 tháng 2 2017 lúc 10:51

from ; means ; in ; waste ; possible ; wind ; should ; green ; However ; who

Much of our waste, especially waste ..from..... factories, electric-powered stations, the chemical industry and heavy industry is very dangerous. Fish die ..in... the lakes, rivers and seas; forest trees die, too. Much of this dangerous .waste..... goes into the air and is carried by the ...wind.... for great distances.

The earth is our home. We ....should... take care of it, for ourselves, and for our children and grandchildren. This ...means.... we have to keep our environment ..green... and clean . The importance of this task is pointed out by ecologists - the scientists ...who.... study the relations between living things and the environment. ...However..., each of us must do everything ..possible.... to keep the land, air and water clean.

Thiên Lam
18 tháng 2 2017 lúc 22:54

from ; means ; in ; waste ; possible ; wind ; should ; green ; However ; who

The earth is our home. We ....SHOULD.. take care of it, for ourselves, and for our children and grandchildren. This ....WASTE... we have to keep our environment ..GREEN... and clean . The importance of this task is pointed out by ecologists - the scientists ...WHO.... study the relations between living things and the environment. ...HOWEVER..., each of us must do everything .....POSSIBLE. to keep the land, air and water clean.


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