English verb conjugation
CAN SNOWMOBILE

Regular verb: snowmobile - snowmobiled - snowmobiled

Affirmation

Simple form	V-ing form
I can snowmobile you can snowmobile he can snowmobile we can snowmobile you can snowmobile they can snowmobile	I can be snowmobiling you can be snowmobiling he can be snowmobiling we can be snowmobiling you can be snowmobiling they can be snowmobiling
Perfect	V-ing perfect
I can have snowmobiled you can have snowmobiled he can have snowmobiled we can have snowmobiled you can have snowmobiled they can have snowmobiled	I can have been snowmobiling you can have been snowmobiling he can have been snowmobiling we can have been snowmobiling you can have been snowmobiling they can have been snowmobiling

Negation

Simple form	V-ing form
I can't snowmobile you can't snowmobile he can't snowmobile we can't snowmobile you can't snowmobile they can't snowmobile	I can't be snowmobiling you can't be snowmobiling he can't be snowmobiling we can't be snowmobiling you can't be snowmobiling they can't be snowmobiling
Perfect	V-ing perfect
I can't have snowmobiled you can't have snowmobiled he can't have snowmobiled we can't have snowmobiled you can't have snowmobiled they can't have snowmobiled	I can't have been snowmobiling you can't have been snowmobiling he can't have been snowmobiling we can't have been snowmobiling you can't have been snowmobiling they can't have been snowmobiling

Interrogative form

Simple form	V-ing form
can I snowmobile? can you snowmobile? can he snowmobile? can we snowmobile? can you snowmobile? can they snowmobile?	can I be snowmobiling? can you be snowmobiling? can he be snowmobiling? can we be snowmobiling? can you be snowmobiling? can they be snowmobiling?
Perfect	V-ing perfect
can I have snowmobiled? can you have snowmobiled? can he have snowmobiled? can we have snowmobiled? can you have snowmobiled? can they have snowmobiled?	can I have been snowmobiling? can you have been snowmobiling? can he have been snowmobiling? can we have been snowmobiling? can you have been snowmobiling? can they have been snowmobiling?

Interro-negative form

Simple form	V-ing form
can't I snowmobile? can't you snowmobile? can't he snowmobile? can't we snowmobile? can't you snowmobile? can't they snowmobile?	can't I be snowmobiling? can't you be snowmobiling? can't he be snowmobiling? can't we be snowmobiling? can't you be snowmobiling? can't they be snowmobiling?
Perfect	V-ing perfect
can't I have snowmobiled? can't you have snowmobiled? can't he have snowmobiled? can't we have snowmobiled? can't you have snowmobiled? can't they have snowmobiled?	can't I have been snowmobiling? can't you have been snowmobiling? can't he have been snowmobiling? can't we have been snowmobiling? can't you have been snowmobiling? can't they have been snowmobiling?