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录制一段时长为20秒的音频信息，在保存音频文件时若要让保存的音频信息尽量逼真，下列音频属性中，最好选择那个（ ）
A.
44．1khz，16位，单声道，86KB/秒
B.
44．1khz，16位，立体声，172KB/秒
C.
48．000khz，8位，单声道，46KB/秒
D.
48．000khz，8位，立体声，93KB/秒
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举报参考答案：
C
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举一反三
There are __________ products to be sold in the factory store. Which of the following is not correct?
A.
a large number of
B.
a large amount of
C.
quantities of
D.
a great many
What will the boy and the girl do this evening?
A.
See a film.
B.
Go for a walk.
C.
Watch TV.
If the neighbors do not give any sweets, the children ________ play a trick on them.
A.
can
B.
must
C.
need
D.
might
相关题目：
There are __________ products to be sold in the factory store. Which of the following is not correct?
A.
a large number of
B.
a large amount of
C.
quantities of
D.
a great many
What will the boy and the girl do this evening?
A.
See a film.
B.
Go for a walk.
C.
Watch TV.
If the neighbors do not give any sweets, the children ________ play a trick on them.
A.
can
B.
must
C.
need
D.
might
参考解析：
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