begin beginning present participle begin began past begin begun past participle bite biting present partciple bite bit past bite bitten past participle blow blowing present participle blow blew past blow blown past participle break breaking present partciple break broke past break broken past partciple bring bringing present partciple bring brought past bring brought past partciple buy buying present partciple buy bought past buy bought past partciple build building present partciple build built past build built past partciple burst bursting present participle burst burst past burst burst past partciple catch catching present partciple catch caught past catch caught past partciple choose choosing present participle choose chose past choose chosen past partciple come coming present participle come came past come come past participle cost costing present participle cost cost past cost cost past participle do doing present participle do did past do done past participle draw drawing present partciple draw drew past draw drawn past participle drive driving present participle drive drove past drive driven past participle eat eating present participle eat ate past eat eaten past participle fall fallen past participle fall fell past