清清浊浊元后浊简述1.-s/-es(名词复数及动词第三人称单数的变化形式)(1)清辅音后读/s/如:mapsbookslikes(2)浊辅音后读/z/如:bagsleaves(3)元音后读/z/如:playsteachers(4)如名词/动词的原形本身是以/s/、/z/读音结尾的,后加的-s/-es读/iz/如:busesboxesorangeswatcheswashes(5)特殊的,以/ʃ/、/tʃ/、/dʒ/结尾的,后加的-s/-es读/s/2.-ed发音规律(动词过去式/过去分词的变化形式)(1)清辅音后读/t/如:watchedstopped(2)浊辅音后读/d/如:savedrecognized(3)元音后读/d/如:playedreferred(4)如动词的原形本身是以/t/、/d/读音结尾的,后加的-d/-ed读/id/如:wantedsurrounded