1、把动词原形中的i改为a,变成过去式。如: begin—began,drink—drank,give—gave,ring—rang,sing—sang,sit—sat,swim—swam 2、把重读开音节中的i改为o,变成过去式。如: drive—drove,ride—rode,write—wrote 3、改动词原形中的aw/ow为ew,变成过去式。如: draw—drew,grow—grew,know—knew,throw—threw(动词show除外,show—showed) 4、动词原形中的e改为o,变成过去式。如: get—got,forget—forgot 5、动词原形中的ee改为e,变成过去式。如: feed—fed,meet—met 6、动词原形中的eep改为ept,变成过去式。如: keep—kept,sleep—slept,sweep—swept 7、动词原形中的eak改为oke,变成过去式。如: break—broke,speak—spoke 8、动词原形中的ell改为old,变成过去式。如: sell—sold,tell—told 9、动词原形中的an改为oo,变成过去式。如: stand—stood,understand—understood 10、以ought和aught结尾,且读音是[:t]的过去式。如: bring—brought,buy—bought,think—thought,catch—caught,teach—taught 11、以ould结尾且读音为[ud]的情态动词过去式。如: can—could,shall—should,will—would 12、把动词原形中的o改为a,变成过去式。如: come—came,become—became 13.在动词原形后加d或t变成过去式,并且发生音变。如: hear[hi]—heard[h:d],say[sei]—said[sed],mean[mi:n]—meant[ment] 14、动词的过去式与动词原形一样。如: let—let,must—must,put—put,read—read[red] 15.不符合上述规律的动词过去式。如: am,is—was,are—were,build—built,do—did,eat—ate,fall—fell,feel—felt,find—found,fly—flew,go—went,have/has—had,hold—held,leave—left,make—made,may—might,run—ran,see—saw,take—took 动词的ing变化规则 (1)一般直接在动词后加ed,-ed在清辅音后读/t/,在浊辅音及元音后读/d,/-ed在/t//d/后读/id/ 如call---called open---opened look---looked want---wanted/id/need---needed/id/ (2)以不发音的“e”结尾的,直接加-d 如live---lived move---moved hope---hoped (3)以辅音字母加y结尾的动词,先变y为i,再加-ed,(注意:如果是元音字母加y结尾的,还是直接加-ed,如,play---played,enjoy---enjoyed) 如study---studied cry---cried try---tried (4)以一个辅音字母结尾的重读闭音节动词,双写最后一个辅音字母,再加-ed 如plan---planned fit---fitted stop---stopped 动词的ing变化规则 动词的ing变化规则:一般情况直接加ing 如look—looking go---going visit---visiting 以不发音的e结尾的,去e再加ing, 如come---coming make---making write---writing 以重读闭音节结尾并且只有一个辅音字母的,双写该辅音字母,再加ing 如run---running stop---stopping get---getting swim---swimming begin---beginning 以辅音字母加y结尾的,直接加ing 如study---studying carry---carrying fly---flying cry---crying 以ie结尾的重度开音节动词,先变ie为y,再加ing 如die---dying tie---tying lie---lying |