第19题: [单项选择]在进行了任何C++流的操作后,都可以用C++流的有关成员函数检测流的状态,其中只能用于检测刚进的操作是否失败的函数名是( )。 A. fail B. eof C. bad D. good 参考答案:A 答案解析: [解析]
可以用文件流对象的成员函数来判别文件流当前的状态:fail,刚进行的操作失败时返回true,否则返回false:eof,进行输入操作时,若文件到达文件尾返回true,否
第21题: [单项选择]What does the woman tell the man A. The manager is proud of him. B. She will pay him a large sum of money. C. He is going to get promoted. D. He will get to do work he enjoys. 参考答案:C