Choose the best one (A, B, C or D) to complete the sentence

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III. Choose the best one (A, B, C or D) to complete the sentence.
1. Nuclear energy is_
but it is dangerous.
A. renewable B. non-renewable
C. natural resource D. fossil fuel
2. Fossil fucls are very common in our society but they
C. renew
_the environment.
B. pollute
3. All the houses in our village will be
A. waste
D. provide
by solar energy
A. frozen
B. widened
C. heated
FRE
ND
D. heightened
4. Several governments try to
the use of fossil fuels.
C. reduce
a wind turbine in our garden.
A. waste
B. save
D. increase
5. At this time next week, we
A. will installed
B. will be installing
C. install
D. installed