English verb conjugation
CAN DAM UP

Regular verb: dam up - dam uped - dam uped

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I can dam up you can dam up he can dam up we can dam up you can dam up they can dam up	I can be dam uping you can be dam uping he can be dam uping we can be dam uping you can be dam uping they can be dam uping
Perfect	V-ing perfect
I can have dam uped you can have dam uped he can have dam uped we can have dam uped you can have dam uped they can have dam uped	I can have been dam uping you can have been dam uping he can have been dam uping we can have been dam uping you can have been dam uping they can have been dam uping

Negation

Simple form	V-ing form
I cannot dam up you cannot dam up he cannot dam up we cannot dam up you cannot dam up they cannot dam up	I cannot be dam uping you cannot be dam uping he cannot be dam uping we cannot be dam uping you cannot be dam uping they cannot be dam uping
Perfect	V-ing perfect
I cannot have dam uped you cannot have dam uped he cannot have dam uped we cannot have dam uped you cannot have dam uped they cannot have dam uped	I cannot have been dam uping you cannot have been dam uping he cannot have been dam uping we cannot have been dam uping you cannot have been dam uping they cannot have been dam uping

Interrogative form

Simple form	V-ing form
can I dam up? can you dam up? can he dam up? can we dam up? can you dam up? can they dam up?	can I be dam uping? can you be dam uping? can he be dam uping? can we be dam uping? can you be dam uping? can they be dam uping?
Perfect	V-ing perfect
can I have dam uped? can you have dam uped? can he have dam uped? can we have dam uped? can you have dam uped? can they have dam uped?	can I have been dam uping? can you have been dam uping? can he have been dam uping? can we have been dam uping? can you have been dam uping? can they have been dam uping?

Interro-negative form

Simple form	V-ing form
can I not dam up? can you not dam up? can he not dam up? can we not dam up? can you not dam up? can they not dam up?	can I not be dam uping? can you not be dam uping? can he not be dam uping? can we not be dam uping? can you not be dam uping? can they not be dam uping?
Perfect	V-ing perfect
can I not have dam uped? can you not have dam uped? can he not have dam uped? can we not have dam uped? can you not have dam uped? can they not have dam uped?	can I not have been dam uping? can you not have been dam uping? can he not have been dam uping? can we not have been dam uping? can you not have been dam uping? can they not have been dam uping?