If the shrieking ____ the sky begins, they will turn quickly out of the road and lie face down.
A. from
B. up
C. in
D. with
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The air is filled _____sounds, shrieks that came out of the sky and terminate with an explosion.
A. of
B. with
C. up
D. for
____ she couldn’t understand was ____ fewer and fewer students showed interest in her lessons.
A. What; why
B. That; what
C. What; because
D. Why; that
The traditional view is ____ we sleep because our brain is programmed to make us do so.
A. when
B. why
C. whether
D. that
A belief in science will____those tribes.
A. prevail among
B. prevailing
C. prevail over
D. prevalent