第8题: [单项选择]下面是重载为非成员函数的运算符函数原型,其中错误的是( )。 A. Fraction operator+ (Fraction,Fraction); B. Fraction opemtor-(Fraction); C. Fraction& operator=(Fraction&,Fraction); D. Fraction& operator+=(Fraction&,Fraction); 参考答案:C
第10题: [单项选择]Conversation between two strangers at a party. Chester: Hello, I'm Brian Chester. Let me get you some more to drink. Jackson: Not at the moment, thank you.______. 参考答案:C 答案解析:[注释] A,D用于比较正式的专门见面场合,B用于熟人间,C比较恰当,适于聚会这样随意些的场合。而且,前面Chester已经自报姓名了,轮到Jackson自我介绍了。