We could make better ______ of our energy resources.
A.use
B.spend
C.need
D.limit

The government should do more to protect rare animals from being ______.
A.extinctions
B.extinct
C.extinctive
D.extinction

People are destroying the air by adding ______ to it.
A.pollution
B.pollutants
C.polluted
D.polluters

Choose the word that has main stress placed differently from the others.
A.capture
B.scatter
C.planet
D.nature

Choose the word that has main stress placed differently from the others.
A.capture
B.discharge
C.
D.survive

Choose the word that has main stress placed differently from the others.
A.offspring
B.maintenance
C.fertilizer
D.interference

Choose the word that has main stress placed differently from the others.
A.effort
B.habit
C.danger
D.exist

Choose the word that has main stress placed differently from the others.
A.destruction
B.action
C.industry
D.offspring

The vegetable ________ in this shop are grown without chemicals.
A.to sell
B.sold
C.to be sold
D.selling

We have some picture books for children ______.
A.to read
B.reading
C.
D.being read