动词过去式变化规则

动词过去式变化规则

一、规则变化

1、一般情况下，动词词尾加-ed, 如：

work—worked play—played want—wanted ask—asked talk—talked

2、以不发音的-e结尾动词，动词词尾加-d, 如：

live—lived move—moved taste—tasted

3、以“辅音字母+y”结尾的动词，把y改成i, 加—ed, 如：study—studies try—tried copy—copied carry—carried

4、重读闭音节动词，双写词尾辅音字母，再加—ed, 如：stop—stopped

二、不规则变化

is am—was are—were do—did have

has—had go—went meet—met come—came take—took stea l—stole eat—ate fly—fliew run—ran see—saw say—sa id make—made find—found stand—stood

sit—sat sing—sang

drink—drank give—gave ring—rang swim—swam write—wrote ride—rode drive—drove

draw—drew grow—grew know—knew

get—got forget—forgot

sweep—swept keep—kept sleep—slept

speak—spoke break—broke

tell—told sell—sold

buy—bought think—thought catch—caught teach—taught b uild—built

can—could shall—should will—would

过去式与动词原形一样：

let—let must—must put—put read—read

三、动词过去式构成读音

1、清辅音后读清辅音[t] （清读清）如：jump like

2、浊辅音后读浊辅音[d] （浊读浊）如：listen pull

3、元音后面读浊辅音[d] （元音后面读浊音）如：water play

4、 [t][d]后面读[id] want need