12.Air.............is often seen as a major environment result of modern living.
A.pollution B.smoke C.sewage D.fume
13...............are used to kill insects and weeds so as to help crops grow better.
A.Dynamites B.pesticides C.creatures D.treasures
14.In order to reduce garbage, we should reuse and.............bottles and cans.
A.recycle B.dissolve C.prevent D.provide
15.Putting............into the bins is one answer to minimizing pollution.
A.garbage B.products C.sewage D.resources
16.................believe that we should preserve the tropical rainforests in the world
A.Poets B.Designers C.Tourists D.Environmentalists
17.Using bicycle will..............with the problem of air pollution
A.solve B.cope C.face D.find
18.That seaside resort is always full.............trash.
A.in B.at C.of D.with
19.The trees are cut............because their wood is wanted
A.down B.up C.off D.on
12.Air.............is often seen as a major environment result of modern living.
A.pollution B.smoke C.sewage D.fume
13...............are used to kill insects and weeds so as to help crops grow better.
A.Dynamites B.pesticides C.creatures D.treasures
14.In order to reduce garbage, we should reuse and.............bottles and cans.
A.recycle B.dissolve C.prevent D.provide
15.Putting............into the bins is one answer to minimizing pollution.
A.garbage B.products C.sewage D.resources
16.................believe that we should preserve the tropical rainforests in the world
A.Poets B.Designers C.Tourists D.Environmentalists
17.Using bicycle will..............with the problem of air pollution
A.solve B.cope C.face D.find
18.That seaside resort is always full.............trash.
A.in B.at C.of D.with
19.The trees are cut............because their wood is wanted
A.down B.up C.off D.on
12.Air.............is often seen as a major environment result of modern living.
A.pollution B.smoke C.sewage D.fume
13...............are used to kill insects and weeds so as to help crops grow better.
A.Dynamites B.pesticides C.creatures D.treasures
14.In order to reduce garbage, we should reuse and.............bottles and cans.
A.recycle B.dissolve C.prevent D.provide
15.Putting............into the bins is one answer to minimizing pollution.
A.garbage B.products C.sewage D.resources
16.................believe that we should preserve the tropical rainforests in the world
A.Poets B.Designers C.Tourists D.Environmentalists
17.Using bicycle will..............with the problem of air pollution
A.solve B.cope C.face D.find
18.That seaside resort is always full.............trash.
A.in B.at C.of D.with
19.The trees are cut............because their wood is wanted
A.down B.up C.off D.on