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-—--ransit-———- 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 本文来源：https://www.wddqw.com/doc/d97afe10084e767f5acfa1c7aa00b52acfc79c6f.html