If humans deforest a lot, they ______ punished by nature..
A. are
B. will be
C. were
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Jack doesn’t run as ______ as Mark does. .
A. fast
B. faster
C. fastest
This room is much _____ than the one next door
A. large
B. larger
C. largest
_____ is raining now. You'd better stay at home.
A. It
B. Weather
C. This
Jack wants to get health insurance, _____ it's too expensive.
A. and
B. but
C. so