Choose the best answer A, B, C or D to complete the sentences.Water____ is essential during the summer months.
A.depletion
B.conservation
C.purification
D.pathway

Choose the best answer A, B, C or D to complete the sentences.An example of ______ is plant material that produces electricity with steam.
A.biomass
B.fossil fuel
C.energy
D.power

Choose the best answer A, B, C or D to complete the sentences.There was no food in the refrigerator, so she had to visit the grocery store to ____ their supply.
A.replace
B.make full
C.fulfill
D.replenish

Choose the best answer A, B, C or D to complete the sentences.Many native plants have been seriously____ by the introduction of exotic plants which are taking over.
A.depleted
B.cause
C.disposable
D.spoilt

Find the word which has a different sound in the part underlined.
A.suggestion
B.conversation
C.purification
D.pollution

Find the word which has a different sound in the part underlined.
A.asthma
B.habitat
C.biomass
D.safer

Choose the word which has a different stress pattern from the others.
A.habitat
B.promotion
C.bronchitis
D.replenish

Choose the word which has a different stress pattern from the others.
A.benefit
B.organic
C.generate
D.biomass

Choose the word which has a different stress pattern from the others.
A.sustainable
B.geothermal
C.replenishment
D.organically

He knows (A) to repair the (B) carburetor without (C) taking the whole car apart.(D)
A.knows
B.the
C.without
D.apart