What is the main topic of the passage?
A.how to live sensitively to the environment.
B.how to reduce garbage disposal
C.what people often understand about the term 'recycle'
D.what is involved in the recycling movement

Exercise 2: Choose the odd one out.

A.recycle
B.reuse
C.reorder
D.reduce

Exercise 2: Choose the odd one out.

A.polluted
B.charity
C.refillable
D.reusable

Exercise 2: Choose the odd one out.

A.noise
B.bottle
C.can
D.bulb

Exercise 2: Choose the odd one out.

A.rubbish
B.litter
C.envelope
D.garbage

Exercise 3: Choose the best option A, B, C or D.
If we ……. waste paper, we will save a lot of trees.
A.repeat
B.remind
C.recycle
D.remark

Exercise 3: Choose the best option A, B, C or D.
What does “reduce” mean?
A.using something again
B.using something less
C.using something more
D.collect something

Exercise 3: Choose the best option A, B, C or D.
Polluted water can make fish …………. .
A.live
B.grow
C.sleep
D.die

Exercise 3: Choose the best option A, B, C or D.
If we plant more trees in the schoolyard, the school will become a ……………………. place.
A.darker
B.dirtier
C.greener
D.more polluted

Exercise 3: Choose the best option A, B, C or D.
Do you think we should put a …………….. bin in every classroom in order to keep it clean?
A.reusable
B.recycling
C.recycled
D.recyclable