What prediction may be made by observing animal behavior?
A.the number of people who will die.
B.environmental changes.
C.a coming earthquake.
D.the ten-kilometer radius of an earthquake.

Why can animals perceive these changes when humans can not?
A.Animals are more intelligent than humans.
B.Humans don’t know where to look.
C.By running around, they can feel the vibrations.
D.Animals have certain instincts that humans don’t possess.

If scientists can accurately predict earthquakes, there will be ______
A.a lower death rate.
B.fewer animals going crazy.
C.fewer people evacuated.
D.fewer environmental changes.

Which of the following statements is not true?
A.Some animals may be able to sense an approaching earthquake.
B.All birds and dogs in the ten-kilometer radius of an earthquake center become wild before the quake.
C.The Chinese have successfully predict an earthquake and saved many lives.
D.By observing animal behavior scientists perhaps can predict earthquake.

A famous pianist was ____for seven years. (prison)
A.prisoned
B.imprisoned
C.disimprisoned
D.prisoning

Television can make things more______ because it brings both sounds and pictures. (memory)
A.memorabe
B.memorability
C.memorableness
D.memorying

I am afraid you have____ me because that is not what I meant. (understand)
A.understood
B.misunderstood
C.disunderstood
D.understanding

He is thinking of taking early ______next year. (retire)
A.retirement
B.retiring
C.retired
D.retiretee

Because the torrential rains that had devastated the area, the governor sent the National Guard to assist in the clean-up operation.
A.because
B.had devastated
C.sent
D.clean-up operation

My brother attends an university in the Midwest which specializes in astrology.
A.attends an university
B.which
C.specializes
D.in astrology