关键字2-2 异常处理 字面值常量 try false catch true finally null throw 方法相关关键字 throws 对象相关关键字 return void new extends 包相关关键字 implements package class import instanceof this super Designed by Chiyong C20058 Designed by Chiyong,©2005 关键字2-2 • 异常处理 - try - catch - finally - throw - throws • 对象相关关键字 - new - extends - implements - class - instanceof - this - super • 字面值常量 - false - true - null • 方法相关关键字 - return - void • 包相关关键字 - package - import