English verb conjugation
CAN SEESAW

Regular verb: seesaw - seesawed - seesawed

Affirmation

Simple form	V-ing form
I can seesaw you can seesaw he can seesaw we can seesaw you can seesaw they can seesaw	I can be seesawing you can be seesawing he can be seesawing we can be seesawing you can be seesawing they can be seesawing
Perfect	V-ing perfect
I can have seesawed you can have seesawed he can have seesawed we can have seesawed you can have seesawed they can have seesawed	I can have been seesawing you can have been seesawing he can have been seesawing we can have been seesawing you can have been seesawing they can have been seesawing

Negation

Simple form	V-ing form
I cannot seesaw you cannot seesaw he cannot seesaw we cannot seesaw you cannot seesaw they cannot seesaw	I cannot be seesawing you cannot be seesawing he cannot be seesawing we cannot be seesawing you cannot be seesawing they cannot be seesawing
Perfect	V-ing perfect
I cannot have seesawed you cannot have seesawed he cannot have seesawed we cannot have seesawed you cannot have seesawed they cannot have seesawed	I cannot have been seesawing you cannot have been seesawing he cannot have been seesawing we cannot have been seesawing you cannot have been seesawing they cannot have been seesawing

Interrogative form

Simple form	V-ing form
can I seesaw? can you seesaw? can he seesaw? can we seesaw? can you seesaw? can they seesaw?	can I be seesawing? can you be seesawing? can he be seesawing? can we be seesawing? can you be seesawing? can they be seesawing?
Perfect	V-ing perfect
can I have seesawed? can you have seesawed? can he have seesawed? can we have seesawed? can you have seesawed? can they have seesawed?	can I have been seesawing? can you have been seesawing? can he have been seesawing? can we have been seesawing? can you have been seesawing? can they have been seesawing?

Interro-negative form

Simple form	V-ing form
can I not seesaw? can you not seesaw? can he not seesaw? can we not seesaw? can you not seesaw? can they not seesaw?	can I not be seesawing? can you not be seesawing? can he not be seesawing? can we not be seesawing? can you not be seesawing? can they not be seesawing?
Perfect	V-ing perfect
can I not have seesawed? can you not have seesawed? can he not have seesawed? can we not have seesawed? can you not have seesawed? can they not have seesawed?	can I not have been seesawing? can you not have been seesawing? can he not have been seesawing? can we not have been seesawing? can you not have been seesawing? can they not have been seesawing?