1. What should we do to ___ electricity?
A cut b take c save d waste
2. we should use ___ light bulbs in our homes.
a low energy
b little energy
c a bit enery
d efficient
3. In my opinion, nuclear power is not only expensive but also ___ to our environment.
A. danger
B. dangerous
C. risk
D. disater
4. Some's carbon ___ is a measurement of the amount of carbon dioxide that their activires produce.
A, effect
B. amount
C. footprint
D. energy
5. Several governments try to ___ the use of fossil fuels.
A. reduce
B. increase
C. waste
D. save
6. we are looking for cheap, clean and ___ sources of energy.
A. effective
B. efficient
C. serious
D. dangerous
7. ___ source of energy is the source that can't be replaced after use
A. renewable
B. natural
C. effective
D. non-renewable
8. ___ wave energy is a source of ___ energy
A. environment friendly
B environmental friendly
C. environmentally friendly
D. environmentally friendliness
1. What should we do to ___ electricity?
A cut b take c save d waste
2. we should use ___ light bulbs in our homes.
a low energy
b little energy
c a bit enery
d efficient
3. In my opinion, nuclear power is not only expensive but also ___ to our environment.
A. danger
B. dangerous
C. risk
D. disater
4. Some's carbon ___ is a measurement of the amount of carbon dioxide that their activires produce.
A, effect
B. amount
C. footprint
D. energy
5. Several governments try to ___ the use of fossil fuels.
A. reduce
B. increase
C. waste
D. save
6. we are looking for cheap, clean and ___ sources of energy.
A. effective
B. efficient
C. serious
D. dangerous
7. ___ source of energy is the source that can't be replaced after use
A. renewable
B. natural
C. effective
D. non-renewable
8. ___ wave energy is a source of ___ energy
A. environment friendly
B environmental friendly
C. environmentally friendly
D. environmentally friendliness
1. What should we do to ___ electricity?
A cut b take c save d waste
2. we should use ___ light bulbs in our homes.
a low energy
b little energy
c a bit enery
d efficient
3. In my opinion, nuclear power is not only expensive but also ___ to our environment.
A. danger
B. dangerous
C. risk
D. disater
4. Some's carbon ___ is a measurement of the amount of carbon dioxide that their activires produce.
A, effect
B. amount
C. footprint
D. energy
5. Several governments try to ___ the use of fossil fuels.
A. reduce
B. increase
C. waste
D. save
6. we are looking for cheap, clean and ___ sources of energy.
A. effective
B. efficient
C. serious
D. dangerous
7. ___ source of energy is the source that can't be replaced after use
A. renewable
B. natural
C. effective
D. non-renewable
8. ___ wave energy is a source of ___ energy
A. environment friendly
B environmental friendly
C. environmentally friendly
D. environmentally friendliness