摘要： 1.abstract class Name {private String name;public abstract boolean isStupidName(String name) {}}答案: 错。abstract method必须以分号结尾，且不带花括号。2.public class Something {void doSomething () {private String s = "";int l = s.length();}}答案: 错。局部变量前不能放置任何访问修饰符 (private，public，和protected)。final可以用来修饰局部变量(f 阅读全文