现在完成时--动词变化规律

1、现在完成时-动词变化规律规则动词的过去式变化如下： 一 般 情 况 下 ， 动 词 词 尾 加 -ed ， 如 ： workedplayedwantedacted以不发音的-e结尾动词，动词词尾加 -d，如：lived moved decided declined hopedjudgedraisedwiped以辅音字母 + y结尾的动词，把-y变为-i再加-ed，如： studied tried copied justified cried carried embodied emptied 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：stopped beggedfr

2、etted dragged dropped planned dotted dripped 注：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- came fly-flew动词过去式,过去分词不规则变化AB 型may-mightcan-couldshall-should will-wouldAAA型costcost-costcutcut-cuthithit-hit0hurt hurt-hurtletlet-letmustmust-must精品资料put put-putset set-setshut shut-shu

3、tread read-read型come came-comeABAbecome became-become run ran-runABBbring - brought-brought think thought-thought teach taught-taught lend lent-lent spend spent-spent feelfelt-felt keep kept-kept sweep swept-swept smell smelt smelt saysaid-said telltold-told stand stood-stood winwon-won make made-ma

4、de型buybought-bought catch caught-caught build built-built send sent-sent digdug-dug sleep slept-slept leave left-left pay paid-paid sell sold-sold sitsat-sat learn learnt-learnt have had-had hear heard-heard精品资料hold held-heldfind found-foundABCbegin began-begun sing sang-sung fly flew-flown know knew-known draw drew-drawn speak spoke-spoken eat ate-eaten ride rode-ridden write wrote-written are were-been go went-gone wear wore-worn型drink drank-drunk swim swam-swum grow grew-grown throw threw-thrown forget forgot-forgotten drive drove-driven give gave-given take took-taken am,