English verb conjugation
CAN MAP

Regular verb: map - mapped - mapped

Affirmation

Simple form	V-ing form
I can map you can map he can map we can map you can map they can map	I can be mapping you can be mapping he can be mapping we can be mapping you can be mapping they can be mapping
Perfect	V-ing perfect
I can have mapped you can have mapped he can have mapped we can have mapped you can have mapped they can have mapped	I can have been mapping you can have been mapping he can have been mapping we can have been mapping you can have been mapping they can have been mapping

Negation

Simple form	V-ing form
I can't map you can't map he can't map we can't map you can't map they can't map	I can't be mapping you can't be mapping he can't be mapping we can't be mapping you can't be mapping they can't be mapping
Perfect	V-ing perfect
I can't have mapped you can't have mapped he can't have mapped we can't have mapped you can't have mapped they can't have mapped	I can't have been mapping you can't have been mapping he can't have been mapping we can't have been mapping you can't have been mapping they can't have been mapping

Interrogative form

Simple form	V-ing form
can I map? can you map? can he map? can we map? can you map? can they map?	can I be mapping? can you be mapping? can he be mapping? can we be mapping? can you be mapping? can they be mapping?
Perfect	V-ing perfect
can I have mapped? can you have mapped? can he have mapped? can we have mapped? can you have mapped? can they have mapped?	can I have been mapping? can you have been mapping? can he have been mapping? can we have been mapping? can you have been mapping? can they have been mapping?

Interro-negative form

Simple form	V-ing form
can't I map? can't you map? can't he map? can't we map? can't you map? can't they map?	can't I be mapping? can't you be mapping? can't he be mapping? can't we be mapping? can't you be mapping? can't they be mapping?
Perfect	V-ing perfect
can't I have mapped? can't you have mapped? can't he have mapped? can't we have mapped? can't you have mapped? can't they have mapped?	can't I have been mapping? can't you have been mapping? can't he have been mapping? can't we have been mapping? can't you have been mapping? can't they have been mapping?