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III. Find the mistake
1. If you are the president, what would you do to help the
environment?
A B
2. We would save thousands of trees if we don't waste paper.
C D
A
В с
D
3. He worked in a noisy environment for a long time, because his
hearing became worse.
A
В
4. Water from power stations may cause water in rivers and lakes
hotter.
A
В
D
5. Radiation may result to childhood cancer.
А В С
IV. Vocabulary and grammar
1. Environmental pollution has
problems.
A. caused
to lots of health
C. made
industrial waste, many fish cannot survive.
C. Because of
В. led
D. done
2.
А. Весаuse
3. Oil spills from cargos and ships have
and plants die.
A. made
B. Since
D. As
many animals
В. сaused
C. resulted
D. helped