动词过去式变化规则及其读音规则

动词过去式变化规则及其读音规则规则动词的过去式变化如下：1、一般情况下，动词词尾加-ed，如：work---workedplay---playedwanted----wantedact----acted2、以不发音的-e结尾动词，动词词尾加-d，如：live---livedmove----movedtaste---tastedhope---hoped3、以辅音字母+y结尾的动词，把-y变为-i再加-ed，如：study---studiedcopy---copiedcry---criedcarry---carried4、以一个辅音字母结尾的重读闭音节动词，双写词尾辅音字母，再加-ed，如：stop---stopped5、不规则动词的过去式变化规律性不强，须多加记忆。go–wentmake–madeget–gotbuy-boughtcome-camefly-flew不规则动词的过去式的构成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—swam2．把重读开音节中的i改为o，变成过去式。如：drive—drove，ride—rode，write—wrote3．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—forgot5．动词原形中的ee改为e，变成过去式。如：feed—fed，meet—met6．动词原形中的eep改为ept，变成过去式。如：keep—kept，sleep—slept，sweep—swept7．动词原形中的eak改为oke，变成过去式。如：break—broke，speak—spoke8．动词原形中的ell改为old，变成过去式。如：sell—sold，tell—told9．动词原形中的an改为oo，变成过去式。如：stand—stood，understand—understood10．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—taught11．以ould结尾且读音为〔ud〕的情态动词过去式。如：can—could，shall—should，will—would12．把动词原形中的o改为a，变成过去式。如：come—came，become—became13．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过去式“-ed”的发音规则（1）动词词尾为“t，d”时，发/id/音，want→wanted（要）need→needed（需要）（2）动词词尾为清辅音时，发/t/音。help→helped（帮助）laugh→laughed（笑）look→looked（看）kiss→kissed（吻）wash→washed（洗）watch→watched（注视）（3）动词词尾为t，d以外之浊辅音或元音时，发/d/音。call→called（叫）stay→stayed（停留）cry→cried（哭）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—workedplay—playedwant—wantedask—asked2、以不发音的-e结尾动词，动词词尾加-d,如：live—livedmove—movedtaste—tasted3、以“辅音字母+y”结尾的动词，把y改成i,加—ed,如：study—studiestry—triedcopy—copiedcarry—carried4、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isam—wasare—weredo—didhavehas—hadgo—wentmeet—metcome—cametake—tooksteal—stoleeat—atefly—fliewrun—ransee—sawsay—saidmake—madefind—foundstand—stoodsit—satsing—sangdrink—drankgive—gavering—rangswim—swamwrite—wroteride—rodedrive—drovedraw—drewgrow—grewknow—knewget—gotforget—forgotsweep—sweptkeep—keptsleep—sleptspeak—spokebreak—broketell—toldsell—soldbuy—boughtthink—thoughtcatch—caughtteach—taughtbuild—builtcan—couldshall—shouldwill—would过去式与动词原形一样：let—letmust—mustput—putread—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：jumplike2、浊辅音后读浊辅音[d]（浊读浊）如：listenpull3、元音后面读浊辅音[d]（元音后面读浊音）如：waterplay4、[t][d]后面读[id]wantneed过去式“-ed”的发音规则（1）动词词尾为“t，d”时，发/id/音，want→wanted（要）need→needed（需要）（2）动词词尾为清辅音时，发/t/音。help→helped（帮助）laugh→laughed（笑）look→looked（看）kiss→kissed（吻）wash→washed（洗）watch→watched（注视）（3）动词词尾为t，d以外之浊辅音或元音时，发/d/音。call→called（叫）stay→stayed（停留）cry→cried（哭）