What do Charles Honts' laboratory studies suggest？
A. Highly-educated college students can beat the polygraph.
B. College students do not want to heat the polygraph.
C. Polygraph is reliable.
D. Polygraph failed to detect the lies of college students.
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According to the passage, a court interpreter should have all the following qualities except______.
A. a broad horizon
B. being quick-witted
C. being able to reproduce the tone and nuance
D. a good working knowledge of slang
According to the passage, an active noise-cancellation system______.
A. contains noise rather than negates it
B. eliminates noise rather than muffles it
C. deflects noise rather than baffles it
D. holds noise hack rather than stifles it
An anesthetist should be present throughout the operation, in case______.
A. the patient might die
B. a surgeon might need the anesthetist to give some medicine to calm him down
C. the patient hadn't been given an anesthetic deep enough
D. the anesthetist didn't know the process of the operation
A．cast lightB．declaredC．shownD．denied
A. cast light
B. declared
C. shown
D. denied
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