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1、—、规则动^(RegullarVerbs)的过去式由'、动词原形+・ed〃构成，具体变化有：1.—般的直接在词尾加・ed。^0:want—wanted,work—worked,need—needed,clean—leaned2•以不发音的e结尾的在词尾加-d<>^0»like—liked,live—lived,use—used,move—movedsmile-smiled;hope-hoped・注意*ie结尾动词■直接加d:died;tied・3•以一个元音字母加一个辅音字母结尾的重读闭音节动词，先双写结尾的辅音字母，再加・ed。女Q*stop—opped,trip—trippedp
2、lanned;4•以辅音字母加y结尾的动词，先把y变成b再加・ed。如study—udiedzcarry—rriedzhurry—hurried,marry—marriedworried;studied・二、不规则动词（IrregularVerbs）的过去式大体上归纳有以下记忆法：1•以t结尾的词，过去式与原形相同。女Q：put―ut,let—let,cut—cut,beat—beatread-eadmust-st2•以d结尾的词，把d变成t<>女0：build—built,lend—lent,send—sent,spend—spent3•以n结尾的词，在词后加t。女山mean—me
3、ant,burn—burnt,learn—learnt4•以ow/aw结尾的词，把ow/aw变成ew。如：blow—blew,draw—drew,know—knew,grow—grewthrow—threw（动词show除外，show—showed）5.含有双写字母的词，将双写改为单写,在词尾加t。如jkeep—kept,sleep—slept,feel—felt,smell—smeltsweep—swept6.含有元音字母o/i的词，将o/i变成"如=come—camebecome—becamesing—sang,give—gave,sit—sat,drink—drank7•以ou
4、ght和aught结尾’且读音是（：t）的过去式。如*b「ing—brought*buy—bought»think—thought，catch_ught，teach—taught&把重读开音节中的i改为o,变成过去式。女drive—drove，ride—rode>write—wrote9-动词原形中的e改为o,女lbget—got>forget—forgot10-动词原形中的ee改为e，如：feed—fed»meet—met11.动词原形中的eak改为oke，如break—broke*speak—spoke12-动词原形中的ell改为old，如sell—sold•tell—told1
5、3・动词原形中的an改为oo，女Xstand—stood，understand—understood14•以ould结尾且读音为(ud)的情态动词过去式。如：can一ould，shall—should，will—would15・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—meant(ment)16・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—felbfind—found，fly—flew»go—went
6、»have/has—had»hold—held»leave—left，make—made*may—might»「un—「an，see_w，take—took一般过去时及不规则动词练习写出下列动词的过去式is/amflvplantaredrinkplavgomakedoesdanceworryasktasteeatdrawputthrowkickpassdo请用正确动词形式填空1.1(have)anexcitingpartylastweekend.2.she(do)herhomeworkyesterday?No,she3.—WhatTom(do)lastSaturdayevening?
7、—He(watch)TVand(read)aninterestingbook・4.She(notvisit)herauntlastweekend.She(stay)athomeand(do)somecleaning.5.—Whenyou(write)thissong?—1(write)itlastyear.6.Myfriend,Carol,(study)forthemathtestand(practice)Englishlastnight.7.一How(b
