原形is过去式?原形d0过去式?原形Visit过去式?过去式Were原形?过去式ate原形?过去式bought原形?原形go过去式?原形SWim过去式?原形See过去式?
问题描述:
原形is过去式?原形d0过去式?原形Visit过去式?过去式Were原形?过去式ate原形?过去式bought原形?原形go过去式?原形SWim过去式?原形See过去式?
答
was did visited are eat buy want swam saw
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