动词过去式、过去分词一、规则动词:规则动词的过去分词过去式的构成规则相同的四种变化规则:1、一般动词,在词尾直接加“ed”
work---worked---worked,visit---visited---visitedwantneedlaughhelplookkisswatchwashcallstayplayaskcleanpasscollectliftofferprotectsignroarjumpfeedkicktouchadoptfixreferenrollimpresspostreviewtypeallowhappenrushenjoypushcover2、以“e”结尾的动词,只在词尾加“d”
lived---lived---lived,writemakeusepracticelovelikeraisearriveorganizemovetastehopehatetradedecidecareproduce3、以“辅音字母+y”结尾的动词,将"y"变为"i",再加“ed”
study---studied---studied,cry---cried---cried,play---played---played,stay---stayed---stayedcarrytrycopymarry4、重读闭音节结尾,末尾只有一个辅音字母,先双写该辅音字母,再加“ed”
stop---stopped---stopped,drop---dropped--droppedchat1二、不规则动词:1、AAA型(read,过去式和过去分词发音为/red/)costcostcostreadreadreadhithithithurthurthurtputputputsetsetsetshutshutshutletletletspreadspreadspreadcutcutcut2、AAB型