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fabregas89
首页 > 英语培训 > 体现英文过去式

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永丰YF窗帘窗饰

已采纳

ago then in + 1989 at one time at the end ofyesterday,the day before yesterdayjust now one daylast week , last month, last year希望能帮到你

体现英文过去式

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浅夏oo淡忆

yesterday last night last week last month last year

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blue-taste

一、规则动词的过去式由“动词原形+-ed”构成,具体变化有:1.直接在词尾加-ed.如:want—wanted,work—worked,need—needed,clean—cleaned2.以不发音的e结尾的在词尾加-d.如:like—liked,live—lived,use—used,move—moved3.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.如:stop—stopped,trip—tripped4.以辅音字母加y结尾的动词,先把y变成i,再加-ed.如:study—studied,carry—carried,hurry—hurried,marry—married二、不规则动词的过去式大体上归纳有以下六条记忆法:1.以t结尾的词,过去式与原形相同.如:put—put,let—let,cut—cut,beat—beat2.以d结尾的词,把d变成t.如:build—built,lend—lent,send—sent,spend—spent3.以n结尾的词,在词后加t.如:mean—meant,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—grew5.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—smelt6.含有元音字母o / i的词,将o / i变成a.如:sing—sang,give—gave,sit—sat,drink—drank

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小白兔256

英语的过去式主要体现在动词的形式要用过去式,动词的过去式的构成规则有: A、规则动词 ① 一般直接在动词的后面加ed ; 如 worked ,learned ,cleaned ,visited ② 以e结尾的动词直接加d ;如 lived ,danced ,used ③ 以辅音字母加y结尾的动词要改y为i再加ed (此类动词较少)如 study – studied carry – carried worry – worried (play、stay除外) ④ 双写最后一个字母(此类动词较少)如 stopped B、不规则动词(此类词并无规则,须熟记)小学阶段要记住以下动词的原形和过去式: sing – sang ,eat – ate ,see – saw ,have – had ,do – did ,go – went ,take – took ,buy – bought ,get – got 不规则的动词过去式. (1)不变.cut(剪) hurt(受伤) hit(打) let(让) put(放) read(读) (2)改i为o drive-drove(开车) ride-rode(骑) rise-rose(升起) write-wrote (写) win-won(赢) (3)该i为a begin-began(开始)drink-drank(喝) sit-sat(坐)give-gave(给) sing-sang(唱歌) swim-swam(游泳) (4) 改为aught catch-caught(抓住) teach-taught(教) (5) 改为ought buy-bought(买) bring-brought(带来) think-thought(思考) (6) keep为ept sleep-slept(睡觉) sweep-swept(打扫) keep-kept(保持) (7) 改a/ow为ew blow-blew(吹) know-knew (知道)throw-threw(扔) draw-drew(画画) (8)其它形式am/is-was(是) are-were(是) come-came(来) do-did(做) eat-ate(吃) fall-fell(落下) find-found(找到) feel-felt(感觉)

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