问题 填空题

以下程序运行后的输出结果是_________。#defineS(x) 4*x*x+1main(){ int i=6,j=8;printf("%d\n",S(i+j));}

答案

参考答案:81

解析:带参数的宏定义是按#define 命令行中指定的字符串从左到右进行转换。本题中替换的式子为:4*i+j*i+j+1,代入 i,j 的值得 81。

单项选择题 B型题
材料分析题

材料:2009年12月7日起,192个国家的环境部长和其他官员们在丹麦首都哥本哈根召开联合国气候会议,商讨《京都议定书》一期承诺到期后的后续方案,就未来应对气候变化的全球行动签署新的协议。这是继《京都议定书》后又一具有划时代意义的全球气候协议书,毫无疑问,对地球今后的气候变化走向产生决定性的影响。这是一次被喻为“拯救人类的最后一次机会”的会议。

(1)结合所学的相关知识谈谈你从下图漫画《许愿》中得到的体会。

                                                                                                                                                               

                                                                                                                                                               

                                                                                                                                                               

                                                                                                                                                               

                                                                                                                                                               

                                                                                                                                                              

(2)为了实现地球的这一愿望,我们必须坚持实施什么样的国策和贯彻什么样的发展战略?

                                                                                                                                                               

(3)你准备为实现地球的这一愿望做些什么?