直肠指诊,可触及质软可推动的圆形肿块,指套染有新鲜血迹时应考虑
A."铅管"征B."鹅卵石"征C."鸟嘴"征D."杯口"征E.充盈缺损
参考答案:E
某同学在称一物体的质量时,错把物体放在右盘,砝码放在左盘,若天平平衡时,砝码的质量是100g,游码在标尺上的刻度值为2g,则物体的质量应为( )
A.102g
B.98g
C.104g
D.96g
有如下程序: #include using namespace std; class Book{ public: Book(char* t=""){strcpy(titie,t); } _____________________________ private: Char title[40]; }; class Novel:public Book{ public: Novel(char*t=""):B00K (t){} char*Category()const { return” "文学" } }; int main(){ Book*pb; pb=new Novel(); Cout<Category(); return 0; } 若程序运行时输出结果是“文学”,则划线处缺失的语句是
A.char* Category();
B.char*Category()const;
C.virtual char*Category()const;
D.virtual char*Category()const=0;