English verb conjugation
CAN HARPOON HARPOON

Regular verb: harpoon harpoon - harpoon harpooned - harpoon harpooned

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

Affirmation

Simple form	V-ing form
I can harpoon harpoon you can harpoon harpoon he can harpoon harpoon we can harpoon harpoon you can harpoon harpoon they can harpoon harpoon	I can be harpoon harpooning you can be harpoon harpooning he can be harpoon harpooning we can be harpoon harpooning you can be harpoon harpooning they can be harpoon harpooning
Perfect	V-ing perfect
I can have harpoon harpooned you can have harpoon harpooned he can have harpoon harpooned we can have harpoon harpooned you can have harpoon harpooned they can have harpoon harpooned	I can have been harpoon harpooning you can have been harpoon harpooning he can have been harpoon harpooning we can have been harpoon harpooning you can have been harpoon harpooning they can have been harpoon harpooning

Negation

Simple form	V-ing form
I cannot harpoon harpoon you cannot harpoon harpoon he cannot harpoon harpoon we cannot harpoon harpoon you cannot harpoon harpoon they cannot harpoon harpoon	I cannot be harpoon harpooning you cannot be harpoon harpooning he cannot be harpoon harpooning we cannot be harpoon harpooning you cannot be harpoon harpooning they cannot be harpoon harpooning
Perfect	V-ing perfect
I cannot have harpoon harpooned you cannot have harpoon harpooned he cannot have harpoon harpooned we cannot have harpoon harpooned you cannot have harpoon harpooned they cannot have harpoon harpooned	I cannot have been harpoon harpooning you cannot have been harpoon harpooning he cannot have been harpoon harpooning we cannot have been harpoon harpooning you cannot have been harpoon harpooning they cannot have been harpoon harpooning

Interrogative form

Simple form	V-ing form
can I harpoon harpoon? can you harpoon harpoon? can he harpoon harpoon? can we harpoon harpoon? can you harpoon harpoon? can they harpoon harpoon?	can I be harpoon harpooning? can you be harpoon harpooning? can he be harpoon harpooning? can we be harpoon harpooning? can you be harpoon harpooning? can they be harpoon harpooning?
Perfect	V-ing perfect
can I have harpoon harpooned? can you have harpoon harpooned? can he have harpoon harpooned? can we have harpoon harpooned? can you have harpoon harpooned? can they have harpoon harpooned?	can I have been harpoon harpooning? can you have been harpoon harpooning? can he have been harpoon harpooning? can we have been harpoon harpooning? can you have been harpoon harpooning? can they have been harpoon harpooning?

Interro-negative form

Simple form	V-ing form
can I not harpoon harpoon? can you not harpoon harpoon? can he not harpoon harpoon? can we not harpoon harpoon? can you not harpoon harpoon? can they not harpoon harpoon?	can I not be harpoon harpooning? can you not be harpoon harpooning? can he not be harpoon harpooning? can we not be harpoon harpooning? can you not be harpoon harpooning? can they not be harpoon harpooning?
Perfect	V-ing perfect
can I not have harpoon harpooned? can you not have harpoon harpooned? can he not have harpoon harpooned? can we not have harpoon harpooned? can you not have harpoon harpooned? can they not have harpoon harpooned?	can I not have been harpoon harpooning? can you not have been harpoon harpooning? can he not have been harpoon harpooning? can we not have been harpoon harpooning? can you not have been harpoon harpooning? can they not have been harpoon harpooning?