假如你生活在北宋时期,你不可能做到()
A.见到知州和通判联合署名的公文
B.观看悲剧《窦娥冤》的演出
C.借助指南针进行远洋航行
D.阅读科技著作《梦溪笔谈》
参考答案:B
—______ is the population of Canada?
—I don't know. But I know it's ______ than that of China. [ ]
A. What; smaller
B. How much; smaller
C. How much; less
D. What; larger
有如下程序: #include<iostream> using namespace std; class A public:A()cout<<"A"; ; classBpublic:B().cout<<"B"; classC:public AB b; public:C()cout<<"C"; ; int main() C obj; return 0; 执行后的输出结果是
A.CBA
B.BAC
C.ACB
D.ABC