动词单三形式变化规则(-s , -es) 1. 直接加"-s"。例: work---- works play ---- plays 2. 词尾以-ch, -sh, -s, -o, -x, -ss结尾时,加"-es"。例: watch----watches, finish----finishes, guess----guesses, do----does, relax----relaxes 3. 辅音字母+y结尾时,变y为i加-es。例: study----studies 注: have---- has 动词现在分词变化规则(-ing) 1. 直接加-ing。例: work----working do----doing see----seeing 2. 以不发音的e结尾时,去e加-ing。例: like----liking take----taking 3. 重读闭音节结尾,末尾只有一个辅音字母,双写这个辅音字母,加-ing。 例: stop----stopping, shop---shopping, run----running, swim----swimming, get----getting, sit----sitting, put----putting, begin----beginning kid----kidding, cut---cutting, plan----planning 动词过去式变化规则(-ed) 1. 直接加-ed。例: work---- worked play---- played 2. 以e结尾时,只加-d。例: love---- loved name---- named 3. 辅音字母+y结尾时,变y为i加-ed。例: study---- studied try---- tried 4. 重读闭音节结尾,末尾只有一个辅音字母,双写这个辅音字母,加-ed。 例: stop----stopped, shop----shopped, plan----planned 5. 不规则变化 动词原形 am,is are become begin break bring build buy can catch come cost cut do draw drink drive eat feel fight find forget 过去式 was were became began broke brought built bought could caught came cost cut did drew drank drove ate felt fought found forgot 动词原形 get give go grow have/has hear keep know learn leave let lie lose make may meet pay put read ring run say 过去式 got gave went grew had heard kept knew learnt/learned left let lay lost made might met paid put read rang ran said 动词原形 see sell send show sing sit sleep speak spend stand swim take teach tell think throw wear will write 过去式 saw sold sent showed sang sat slept spoke spent stood swam took taught told thought threw wore would wrote 本文来源：https://www.wddqw.com/doc/18a29967ccbff121dd368342.html