While in university, we were offered a number of afterschool activities to _____ our social skills.
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A
create
B
grow
C
develop
D
settle
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Go back home now, Mary. Your parents ______ your safety.
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A
are concerned about
B
are concerned with
C
are concerned on
D
concern of
People are _________the use of alternative energy sources. Because the fossil fuels _________will be used sooner or later.
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A
pushing for/ consumed
B
struggling for /being consumed
C
pushing for/ being consumed
D
preferring /being used