用C++定义一个book类,包括书名,页数,作者,价格,定义三个构造函数,第一...答:include <iostream>#include <string>using namespace std;class Book{public:Book(string na, string au, int page, float price):name(na),author(au),page(page),price(price){cout<<"书名:"<<name<<endl<<"作者:"<<author<<endl<<"页数:"<<page<<endl<<"价格:"<<price<<endl;}...