1. A lot of people _____ trash into rivers and make the water polluted.
A. throw
B. pass
C. shoot
2. Turning off the air conditioner ten minutes before leaving saves a lot of ________.
A. air
B. water
C. electricity
3. Recycling trash can.................. land pollution.
A. reduce
B. cause
C. reuse
4. We ……… … the electricity if we turn off the lights.
A. will save
B. save
C. saving
5. We should reuse glass bottles, ………………..we shouldn’t waste paper..
A. and
B. so
C. so that
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III. Do as directed
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IV. READING A. Read the text and choose the correct option A, B, C or D that best suits each blank.
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B. Read the text and answer the questions below.
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V. Writing. Use the given words or phrases to make complete sentences.
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