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【多选题】
在PowerPoint演示文稿中可以插入的音频文件类型有A.
WAV
B.
MP3
C.
WMA
D.
RealAudio
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反馈参考答案：
举一反三
【单选题】在CiscoCatalyst3548以太网交换机上建立一个名为lib105的VLAN，正确的配置是（ ）。 A． B． C． D．
A.
A
B.
B
C.
C
D.
D
【简答题】A．Traveling in a car to the campus. B．No housework to do. C．Some of choosing a roommate. D．Arrange the furniture at will.
【单选题】How did the customer feel after he drunk the mix?
A.
It tasted bitter.
B.
It tasted good.
C.
It was strange.
D.
It was sweet.
【简答题】一般 LED 的工作电流在 。而低电流 LED 的工作电流在 ,电流在 20mA 以上的为大功率型 LED。
【简答题】Choosing a car is not unlike choosing a dress. You should not only read theprice __________but also consider the image it conveys.A. brand B. label C. tag D. trademark
【单选题】Choosing a car is not unlike choosing a dress. You should not only read the price _________ but also consider the imgae it conveys.
A.
brand
B.
label
C.
tag
D.
trademark
【简答题】Earhquakes occur witout warning; however, it is claimed that some animals can feel earthquakes _____ ____ occurrences because of their sensitive organs.
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