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附过去分词的变化规则
1.规则动词规则动词的过去分词与规则动词的过去式的构成规则相同 1一般动词,在词尾直接加“ed” work---worked---workedvisit---visited---visited 2以“e”结尾的动词,只在词尾加“d” live---lived---lived 3以“辅音字母+y”结尾的动词,将“y”变为“i”,再加“ed” study---studied---studiedcry---cried---cried 4重读闭音节结尾,末尾只有一个辅音字母,双写该辅音字母,再加“ed” stop---stopped---stoppeddrop---dropped--dropped
2.不规则动词http://baike.baidu.com/view/
988404.htm\t_blank AAA型burstburstbursthurthurthurtletletletcutcutcutcostcostcosthithithitputputputsetsetsetshutshutshutspreadspreadspreadreadreadreadread原形和过去分词发音为/ri:d/过去式发音为/red/ AAB型beatbeatbeatenABA型becomebecamebecomerunranruncomecamecome ABB型bringbroughtbroughtbuyboughtboughtbuildbuiltbuiltburnburntburntcatchcaughtcaughtdigdugdugfeelfeltfeltfightfoughtfoughtfindfoundfoundhearheardheardholdheldheldkeepkeptkeptlaylaidlaid...。