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【单选题】

MPEG-2音频的采样频率为()

A.
7.35kHz
B.
20kHz
C.
44.1kHz
D.
10.7MHz
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参考答案:
参考解析:
.
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举一反三

【单选题】音频中的浊音是?

A.
で だ ば
B.
て ば だ
C.
た ば た
D.
で は ば

【单选题】[音频] question 12: What is the best thing about iPads according to the couple?

A.
They ma k e f or exce 11 ent entertamment.
B.
They are useful for the annual family vacat10n.
C.
They keep children at different age levels occupied.
D.
The y are helpful when going to the grocery store.

【单选题】[音频]23.What were originally used as ice skates?

A.
Animal bones.
B.
Iron blades(刀刃).
C.
Steel blades.
D.
Wooden blades.
相关题目:
【单选题】音频中的浊音是?
A.
で だ ば
B.
て ば だ
C.
た ば た
D.
で は ば
【单选题】[音频] question 12: What is the best thing about iPads according to the couple?
A.
They ma k e f or exce 11 ent entertamment.
B.
They are useful for the annual family vacat10n.
C.
They keep children at different age levels occupied.
D.
The y are helpful when going to the grocery store.
【单选题】[音频]23.What were originally used as ice skates?
A.
Animal bones.
B.
Iron blades(刀刃).
C.
Steel blades.
D.
Wooden blades.