动词的过去式,及动词现在分词变形规则

动词的现在分词

１.一般直接在动词词尾加－ing

Sing-singing go-going pick-picking read-reading walk-walking Fly-flying eat-eating cook-cooking buy-buying wait-waiting Play-playing sleep-sleeping visit-visiting

２.以不发音字母e结尾的动词，去掉e，再加－ing

Leave-leaving take-taking arrive-arriving dance-dancing write-writing Give-giving bite-biting

３.以一个辅音字母结尾的重读闭音节词，且它的前面是一个短元音，一般先双写最后一个辅音字母，再加ing

Sit-sitting put-putting get-getting shop-shopping swim-swimming

Run-running stop-stopping dig-digging

动词的过去式

１.一般直接在动词词尾加ed

Watch---watched wash----washed clean--cleaned play—--played

visit----visited listen—listened walk----walked jump----jumped

return----returned plant---planted visit－visited walk---walked

pick---picked help---helped relax---relaxed cook---cooked

ask---asked climb---climbed look---looked enjoy---enjoyed

row----rowed answer---answered water---watered want---wanted

cross---crossed shout---shouted fail---failed

２.以不发音字母e结尾的动词直接加d,

prepare---prepared dance---danced hope-hoped

３.以辅音字母y结尾的动词，变y为i,再加ed,

Cry-cried study---studied

４.以一个辅音字母结尾的重读闭音节词，双写最后一个字母，再加ed,

Stop-stopped

５.不规则变形：

read-----read learn---learned/learnt sing---sang take---took eat---ate buy---bought

(一)不变的

cut----cut let----let put--- put read---read must----must（二）改成a

come----came become----became begin---began drink--- drankhave---had run----ran sit----- sat ring---rang sing----sang swim---swam give-----gave

（三）改成ght

Think---thought fight---fought bring----brought

buy----bought catch-----caught teach-----taught

（四）改成t

Keep----kept sleep----slept sweep----swept feel--- felt

Spend---spent learn---learnt mean-----meant

（五）改成ew

Blow---blew know---knew grow--grew draw---drew

throw---threw fly--- flew

（六）改成o

Get---got forget---forgot write----wrote ride----rode Drive----drove

sell---sold tell----told stand---stood

understand---understood speak---spoke hear---heard

take----took

(七)其他形式

make---made hear---heard eat---ate mean----meant

say ----said find----found meet---- met see---- saw

can---could shall---should will---would may---might

go----went see----saw wear-----wore do---did

is---was am---was are---were go---went