清清浊浊元后浊(同名517)(共2页).doc

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: maps books likes (2)浊辅音后读/z/ 如: bags leaves(3)元音后读/z/ 如: plays teachers(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:buses boxes oranges watches washes(5)特殊的，以/、/t/、/d/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: watched stopped(2)浊辅音后读/d/ 如: saved recognized(3)元音后读/d/ 如: played referred(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: wanted surrounded