题目内容

数码录音笔通过对模拟信号的采样、编码，将模拟信号通过数模转换器转换为数字信号。( )

A. 对
B. 错

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Questions 9 and 10 are based on the following news. At the end of the news item, you will be given 10 seconds to answer each of the following questions. Now listen to the news. Which sound can be thought as dolphin’s words

A. Its bark.
B. Its clicks.
C. Its whistle.
D. Its crying.

SECTION C NEWS BROADCASTQuestions 6 and 7 are based on the following news. At the end of the news item, you will be given 10 seconds to answer each of the following questions. Now listen to the news. Were there any sesame streets in 1969

A. Yes, they taught Children.
B. No, they were imaginary.
C. Yes, they were in the South Africa.
D. No, they were in the future.

利用搜索引擎搜索因特网上信息时，多输入一个关键词，效果就完全不同。( )

A. 对
B. 错

常见扫描仪的品牌有很多，Epson也是其中之一。( )

A. 对
B. 错