不规则动词的过去式的构成规律

不规则动词的过去式的构成规律 不规则动词的过去式的构成规律: 1(无变化，过去式与原形相同。 let? let, put? put, beat? beat, cost? cost, cut? cut, hurt? hurt, read? read, shut? shut hit? hit, must? must, set? set, put? put 2(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, babysit---babysat, sink? sank 3. 把动词原形中的o改为a，变成过去式。如:come? came, become? became 4. 把动词原形中的 e改为o，变成过去式，如: get? got, forget? forgot 5. 以ought和aught结尾，且读音是, :t,的过去式。如: bring—brought，buy— bought，think—thought，fight----fought //catch—caught，teach—taught , 6. 动词原形中的eak改为oke，变成过去式。如: break—broke，speak—spoke 7. 动词原形中的eep改为ept，变成过去式。如: keep—kept，sleep—slept，sweep—swept 8. 改动词中的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)(fly-----flew) 9. 把动词中的i改为o，变成过去式。如: drive—drove，ride—rode，write—wrote win---won shine----shone rise---rose 10. 把动词中的 ay 改为aid ， 变成过去式。 如:say? said, pay? paid, lay? laid, 11. 动词原形中的ell改为old，变成过去式。如:sell—sold，tell—told 12. 把动词中的d 变成 t: 如:build? built, send? sent, lend? lent, spend? spent 13. 在动词原形后加d或t变成过去式，并且发生音变。如: hear—heard, mean—meant, learn----learnt/ learned 14. 不符合上述规律的动词过去式。如: am，is—was，are—were，do—did，eat—ate，fall—fell，feel—felt，find—found， fly—flew，go—went，have ,has— had，hold—held，leave—left，lie----lay make—made，may—might，run—ran，see—saw，take—took, hang—hung 动词规则变化规则: 1. 直接加ed: 如 play? played, work? worked, help? helped, walk?walked look? looked 2. 以e结尾的加d,如:live? lived like? liked love?loved 3. 以辅音字母加y结尾的，变y为i加ed, 如: study? studied try? tried cry? cried carry? carried 4. 末尾只有一个辅音字母结尾的重读闭音节，双写这个辅音字母，加ed:如: stop? stopped drop? dropped shop? shopped 加ed后读音规则:清清浊浊 1. 清辅音后读/t/: like? liked /t/ stop? stopped/t/ 2. 浊辅音或元音后读/d/: play?played /d/ live? lived/d/ 3. y变为i加ed后 读/id/: study? studied /id/ worry? worried /id/