1.-ing表正在进行或一直在做；-ed表做过了2.-ing表主动；-ed表被动,当补语形容词用例：Theboystandingunderthetreeismybrother.TheboycalledJimismyclassmate.3.-ing形容事/物,-ed形容人例：Theexcitingtripmademefeelexcited.很清楚了吧?反正我给学生讲的就这些,够用了