变成ing形式时需要双写末字母的单词.doc

变成ing形式时需要双写末字母的单词1. admit-admitted-admitted-admitting2. ban-banned-banned-banning3. beg-begged-begged-begging4. begin-began-begun-beginning5. cancel-cancelled-cancelled-cancelling6. chat-chatted-chatted-chatting7. clap-clapped-clapped-clapping8. commit-committed-committed-committing9. cut-cut-cut-cutting10. dig-dug-dug-digging11. dip-dipped-dipped-dipping12. drip-dripped-dripped-dripping13. drop-dropped-dropped-dropping14. equip-equipped-equipped-equipping15. fit-fitted-fitted-fitting16. forget-forgot-forgotten-forgetting17. get-got-got或gotten-forgetting18. hit-hit-hit-hitting19. hug-hugged-hugged-hugging20. jog-jogged-jogged-jogging21. kid-kidded-kidded-kidding22. let-let-let-letting23. mop-mopped-mopped-mopping24. nap-napped-napped-napping25. nod-nodded-nodded-nodding26. panic-panicked-panicked-panicking27. pat-patted-patted-patting28. permit-permitted-permitted-permitting29. plan-planned-planned-planning30. plot-plotted-plotted-plotting31. pop-popped-popped-popping32. prefer-preferred-preferred-preferring33. put-put-put-putting34. quit-quit-quit-quitting35. refer-referred-referred-referring36. regret-regretted-regretted-regretting37. rid-rid-rid-ridding38. rob-robbed-robbed-robbing39.rot-rotted-rotted-rotting 40. rub-rubbed-rubbed-rubbing41. run-ran-run-running42. scan-scanned-scanned-scanning43. set-set-set-setting44. ship-shipped-shipped-shipping45. shop-shopped-shopped-shopping46. shut-shut-shut-shutting47. sit-sat-sat-sitting48. ski-skied-skied-skiing49. skip-skipped-skipped-skipping50. slip-slipped-slipped-slipping51. sob-sobbed-sobbed-sobbing52. spit-spat-spat-spitting53. split-split-split-splitting54. spot-spotted-spotted-spotting55. step-stepped-stepped-stepping56. stir-stirred-stirred-stirring57. stop-stopped-stopped-stopping58. submit-submitted-submitted-submitting59. swap-swapped-swapped-swapping60. swim-swam-swum-swimming61. tip-tipped-tipped-tipping62. trap-trapped-trap