[ Vocabulary ]
Define: conservation
A. use and protection of resources
B. exploitation of natural resources
C. temporary preservation of resources
D. complete depletion of resources
Select your answer:

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Vocabulary › ViewWe should make full of renewable sources of energy such as wind and solar power in the world.
A. effort
B. use
C. limit
D. need
Adverbs of Degree › View
The knife is sharp _____________ to cut the chicken.
A. too
B. very
C. enough
