【单选题】如下Java代码,输出的运行结果是() public class Test{ public static void main(String[] args) { List list = new ArrayList (); list.add("str1"); list.add(2, "str2"); String s = list.get(1); System.out.println(s); } }
【单选题】Most people retire from work between the ages of 60 and 65. This has【31】consequences, one economic and【32】psychological. Economically:【33】retired people receive a pension (养老金) from the government or ...
【单选题】Many teachers believe that the responsibilities for learning lie with the student.【61】a long reading assignment is given, instructors expect students to be familiar with the【62】in the reading even if ...