English verb conjugation
CAN SWAMP

Regular verb: swamp - swamped - swamped

Affirmation

Simple form	V-ing form
I can swamp you can swamp he can swamp we can swamp you can swamp they can swamp	I can be swamping you can be swamping he can be swamping we can be swamping you can be swamping they can be swamping
Perfect	V-ing perfect
I can have swamped you can have swamped he can have swamped we can have swamped you can have swamped they can have swamped	I can have been swamping you can have been swamping he can have been swamping we can have been swamping you can have been swamping they can have been swamping

Negation

Simple form	V-ing form
I can't swamp you can't swamp he can't swamp we can't swamp you can't swamp they can't swamp	I can't be swamping you can't be swamping he can't be swamping we can't be swamping you can't be swamping they can't be swamping
Perfect	V-ing perfect
I can't have swamped you can't have swamped he can't have swamped we can't have swamped you can't have swamped they can't have swamped	I can't have been swamping you can't have been swamping he can't have been swamping we can't have been swamping you can't have been swamping they can't have been swamping

Interrogative form

Simple form	V-ing form
can I swamp? can you swamp? can he swamp? can we swamp? can you swamp? can they swamp?	can I be swamping? can you be swamping? can he be swamping? can we be swamping? can you be swamping? can they be swamping?
Perfect	V-ing perfect
can I have swamped? can you have swamped? can he have swamped? can we have swamped? can you have swamped? can they have swamped?	can I have been swamping? can you have been swamping? can he have been swamping? can we have been swamping? can you have been swamping? can they have been swamping?

Interro-negative form

Simple form	V-ing form
can't I swamp? can't you swamp? can't he swamp? can't we swamp? can't you swamp? can't they swamp?	can't I be swamping? can't you be swamping? can't he be swamping? can't we be swamping? can't you be swamping? can't they be swamping?
Perfect	V-ing perfect
can't I have swamped? can't you have swamped? can't he have swamped? can't we have swamped? can't you have swamped? can't they have swamped?	can't I have been swamping? can't you have been swamping? can't he have been swamping? can't we have been swamping? can't you have been swamping? can't they have been swamping?