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 cannot swamp you cannot swamp he cannot swamp we cannot swamp you cannot swamp they cannot swamp	I cannot be swamping you cannot be swamping he cannot be swamping we cannot be swamping you cannot be swamping they cannot be swamping
Perfect	V-ing perfect
I cannot have swamped you cannot have swamped he cannot have swamped we cannot have swamped you cannot have swamped they cannot have swamped	I cannot have been swamping you cannot have been swamping he cannot have been swamping we cannot have been swamping you cannot have been swamping they cannot 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 I not swamp? can you not swamp? can he not swamp? can we not swamp? can you not swamp? can they not swamp?	can I not be swamping? can you not be swamping? can he not be swamping? can we not be swamping? can you not be swamping? can they not be swamping?
Perfect	V-ing perfect
can I not have swamped? can you not have swamped? can he not have swamped? can we not have swamped? can you not have swamped? can they not have swamped?	can I not have been swamping? can you not have been swamping? can he not have been swamping? can we not have been swamping? can you not have been swamping? can they not have been swamping?