单三形式 现在分词 过去式 主语是第三人称单数形式时,动词的变化 1. 一般在词尾加-s 2.以o、s、x、sh、ch结尾的动词,在词尾加-es get、make、cook、need go、do、miss、pass、teach、watch、catch、match、touch、wash、fish、finish、smash、box、relax、mix、fax 3.以“辅音字母+y”结尾的动词,把y改i再加es fly、fry、try、cry、dry、carry、study、worry、embody体现具体表达、justify证明、empty、 4.以“元音字母+y”结尾的动词,直接加s 5.不规则变化 动词的ing形式构成法 1.一般在词尾加-ing 2.以(不发音的)e结尾的词,去e加-ing 3.以重读闭音节结尾的动词,呈现 “辅+元+辅”结构 需双写最后一个字母再加-ing do、meet、watch、wash、read close、dance、live、like、love、bore、phone、ride、move、hope、decide、write 1、一个m、两个d、两个g (swim / nod , rid / dig, beg) 2、三个n,四个p、11个t (run,win,begin) (dip,drop,mop,stop) (sit,hit,fit,set,get,let,put,cut,regret,forget,pat) lie-lying、die-dying play、stay、buy、pray、pay、say、lay下蛋 have-has、 4.以ie结尾的动词,把ie改为y再加-ing 动词的过去式的构成法 1.一般在词尾加-ed 2.以(不发音的)e结尾的词,在词后直接加-d watch、wash、open、play close、dance、live、like、love、bore、phone、ride、move、hope、decide、write fly、fry、try、cry、dry、carry、study、worry、embody、justify、empty、 3.以“辅音字母+y”结尾的动词,把y改i再加ed 4.以重读闭音节结尾的动词,呈现“辅+元+辅”结构 shop、stop、plan、trip、beg、hop、skip、drag、需双写最后一个字母再加-ed drop、dot、drip、fret、 5.不规则变化 规则动词词尾加-ed有三种读音: 1. 在清辅音后读作[t]。如:asked, helped, watched, stopped 2在浊辅音和元音后读作[d]。如:enjoyed, studied, moved, called 3. 在t / d后读作[id]。如:wanted, needed 不规则动词的过去式见课本后的不规则动词表。大体上归纳有以下几条记忆法: 1. 以t结尾的词,过去式与原形相同。 如:put—put, let—let, cut—cut, beat—beat,cost—cost, hit—hit 2. 以d结尾的词,把d变成t。 如:build—built, lend—lent, send—sent, spend—spent (read—read) 3. 以n结尾的词,在词后加t。 如:mean—meant, burn—burnt, learn—learnt 4. 以ow / aw结尾的词,把ow / aw变成ew。 如:blow—blew, draw—drew, know—knew, grow—grew,throw—threw 5. 含有双写字母的词,将双写改为单写,在词尾加t。 如:keep—kept, sleep—slept, feel—felt, smell—smelt,sweep—swept 6.只去掉一个e: feed—fed,meet—met 7. 闭音节词,改i为a。 如:sit—sat, swim—swam, ring—rang, drink—drank,sing—sang,begin—began, 8. 开音节词,改i为o。 如:drive—drove, ride—rode, write—wrote, 9.buy—bought, bring—brought, think—thought, catch—caught, teach—taught 10.lay—laid, say—said, pay—paid母鸡“下蛋”并“摆放”好后,“说”,“付钱” 11.is/am—was, are—were, have/has—had, do—did, go—went, run—ran, see—saw, fly—flew, get—got, win—won, eat—ate, come—came, make—made, tell—told, take—took, fall—fell, speak—spoke, wear—wore, stand—stood, become—became, forget—forgot, hear—heard, can—could, will—would, shall—should, find—found 本文来源:https://www.wddqw.com/doc/3a87baf1bb0d4a7302768e9951e79b896802683e.html