我国现存最早的兵书是哪部?
参考答案:
《孙子兵法》
The air in Beijing is getting much ______ now than a few years ago.[ ]
A. clean
B. cleaner
C. cleanest
D. the clcanest
有以下程序: main() int i=0, s=0; do if(i % 2) i++; continue; i++;s+=i; while(i<7);printf("% d\n", s); 执行后的输出结果是______。
A.16
B.12
C.28
D.21