第9题: [单项选择]录像机与录音机工作原理的相同点是() A. 都采用磁头高速扫描 B. 都是利用电磁信号转换 C. 都可录制两面节目 D. 都采用多磁头结构 参考答案:B
第10题: [单项选择]{{B}}Passage One
Questions 26 to 28 are based on the passage you have just heard.{{/B}} A. All sharks have teeth. B. A shark can have six rows of teeth. C. A shark can have hundreds of teeth. D. All sharks have extremely sharp teeth. 参考答案:D 答案解析: [听力原文] Which of the following is NOT true about a shark’s
teeth
第30题: [单项选择]声明一个变量为局部变量应该用( )。 A. Global B. Private C. Static D. Public 参考答案:C 答案解析:[解析] 定义变量的关键字有;Global、Public、Private、Dim和Static。其中,Global和Public用来声明全局变量,Private和Dim可用来声明模块变量,Dim和St