单项选择题


Questions 26 to 28 are based on the passage you have just heard.

A．A complete list of difficult words.
B．Contained sentences as examples.
C．A 20-volume work.
D．Showing word histories.
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问答题
Voiceprints can be used in criminal trials as guides to personal identity because everybody’s voice is ______.
单项选择题
A．This means that most American doctors would pay the medical bills.B．This means that most American doctors are paid by the government.C．This means that the patient pays for the medical bills.D．This means that the government would pay for the medical bills.
A．This means that most American doctors would pay the medical bills.
B．This means that most American doctors are paid by the government.
C．This means that the patient pays for the medical bills.
D．This means that the government would pay for the medical bills.
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