【简答题】请按下面注释的提示，将类B的构造函数定义补充完整。 classA { int a； public： A(int aa=0) {a＝aa；) }； Class B：public A { int b； A c； public： //用aa初始化基数A，用aa+1初始化类对象成员c B(int aa)： (b=aa+2) }；

【单选题】Just have another try; why should you_______all theefforts you've made? [     ]

【简答题】请按下面注释的提示,将类B的构造函数定义补充完整。 class A { int a; public: A(intaa=0){a=aa;} }; classB:public A{ int b; A c; public: // 用aa初始化基类A,用aa+1初始化类对象成员c B(intaa):______ { b=aa+2; } };

【单选题】Why do you listen to music? If you should put this question to a number of people, you might receive answers like these: 'I like the beat of music,' 'I look for attractive tuneful- ness,' 'I am moved ...

【简答题】请按下面注释的提示，将类B的构造函数定义补充完整。 C1assA { int a； public： A(int aa＝O){a＝aa；} }； class B：public A { int b； A c； public： //用aa初始化基类A，用aa＋1初始化类对象成员c B(int aa}：【 】{b＝aa＋2} }；

【简答题】What is the dual system of German vocational education?A. It combines apprenticeship in a company and vocational training in a school. B. It generally takes place in a secondary public school. C. It t...

【单选题】生活饮用水标准 项目共计( )项

【单选题】It is expected that in the near future, more advances in the Internet technology________by German scientists.

【单选题】生活饮用水标准 项目共计( )项

【单选题】引起资产类有增有减的经济业务是( )