动词词形变化一览表：
(1)规则动词变化表： 原形动词结尾情况 一般情况 s,x,ch,sh,o结尾 辅音字母+y结尾 重读闭音节一元一辅结尾 不发音的e结尾 ie结尾 不规则变化 现在时单三人称 +s +es y→i,+es +s +s +s 现 在 分 词 +ing +ing +ing 双写辅音字母,+ing 去掉e,+ing ie→y,+ing 过去式和过去分词 +ed +ed y→i,+ed 双写辅音字母,+ed +d +d (见不规则动词变化表) 规 则变 化 have→has；be→is (无) 注意：①在加ing或ed时动词如果以“r”结尾,尾音节又重读的动词,“r”应双写。
②s/es的读音规则：在清辅音后读[s]；在浊辅音后和元音后读[z]；在[ s ]、[ F]、[z]、[tF]、[dV]后读[iz].
③ed的读音规则：在清辅音后读[t]；在浊辅音后和元音后读[d]；在[t]、[d]后读[id].
(2)不规则动词变化表（初中版）：( 原形 → 过去式 → 过去分词) 1. be(am,is) was 2. be(are) were 3. begin 4. break 5. bring 6. build 7. buy 8. catch 9. come 10. cost 11. cut 12. do 13. draw 14. drink 15. drive 16. eat began broke brought built bought caught came cost cut did drew drank drove ate been been begun broken brought built bought caught come cost cut done drawn drunk driven eaten lose make meet must pay put read ring run say see send set shall shine show lost made met must paid put read rang ran said saw sent set should shone showed lost made met paid put Read rung run said seen sent set shone shown 17. fall 18. feel 19. fly 20. forget 21. get 22. give fell felt flew forgot got gave fallen felt flown shut sing sit shut sang set slept spoke spent swept swam taught told thought threw shut sung set slept spoken spent swept swum taught told thought thrown understood worn forgot/forgotten sleep got given had heard hit held hurt kept known speak spend sweep swim teach tell think throw 23. have(has) had 24. hear 25. hit 26. hold 27. hurt 28. keep 29. know 30. learn 31. leave 32. lend 33. let
heard hit held hurt kept knew understand understood wear will win write wore would won wrote learnt/learned learnt/learned left lent let left lent let won witten