【简答题】Fill in the blanks with the appropriate prepositions. Dear Shirley, Thank you for your letters of May 8 and May 16 (1) _____our request for a 3% discount (2) ____ price. Through our friendly negotiati...
【单选题】分析下列程序中定义的类,在main函数中输出的结果是 class Fu { int i = 5; } class Zi extends Fu { int j = 2; } public class Demo { public static void main(String[] args){ Fu f = new Fu(); Zi z = new Zi(); System.out.println(f...