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8. My teacher asks us to
A. reducing
the amount of waste at school.
B. reduced
C. reduction
D. reduce
9. Plastic bags, bottles, papers should be put into recycling bins in order that they can be
A. recycle
B. recyclable
C. recycling
D. recycled
10. Air
is a serious problem that our city is faianandehitiengandwnfactivities.
A. pollute
B. polluted
C. pollution
D. pollutant
11. In my family, my father always
the rubbish out after dinner.
C. picks
A. puts
B. gives
D. gets
12. A
bulb produces light and heat at the same time so it is said to be a waste of energy.
B. light
A. lamp
C. electric
D. solar
13.
bags should be banned because the use of them pollutes our land and water seriously.
B. wooden
C. garment
D. plastic
A. glass
14. Some people treat garbage by burning them, this will produce a lot of harmful
A. smoke
B. water
C. fire
D. steam
15. I and my classmates are
a survey on how much waste is produced at our school every
day.
C. taking
D. doing
B. getting
A. researching
to rise; this is very dangerous fo
16. The increase of global temperature has caused the sea
our human life.
D. rank
C. level
B. side
A. degree
agah of the