第21题: [单项选择]A. By finding sufficient support for implementation. B. By taking into account their own ability to change. C. By constantly keeping in mind their ultimate goals. D. By making detailed plans and carrying them out. 参考答案:D 答案解析:[听力原文] How can people turn their new year’s resolutions into reality
第27题: [单项选择]若要求定义具有10个血型元素的一维数组a,则以下定义语句中错误的是( )。 A. #definme N 10 B. #define n 5 C. int a[5+5]; D. int n=10,a[n]; 参考答案:D 答案解析:[解析] C语言规定,在定义数组时数组名后的方括号中必须是常量表达式,不能包含变量。因此,选项D中用变量n来定义数组的大小是错误的。故应该选择D。