He really _____ do the exercise once aga 发布时间:2017-05-17 13:52 │ 来源:www.tikuol.com 题型:选择题 问题: He really _____ do the exercise once again.A. needs to B. needs C. need D. needn't to
题型:选择题 有以下程序: void main() unsigned char a,b; a=4 | 3: b=4&3: printf("%d%d\n",a,b); 执行后输出的结果是( )。A.7 0 B.0 7C.1 1 D.43 0 查看答案