一般现在时do-is/aredone现在进行时is/aredoing-is/arebeingdone现在完成时has/havedone-has/havebeendone一般过去时did-was/weredone过去进行时was/weredoing-was/werebeingdone过去完成时haddone-hadbeendone一般将来时willdo-willbedone将来进行时willbedoing-willbebeingdone将来完成时willhavedone-willhavebeendone