English verb conjugation
CAN SAW

Irregular verb: saw - sawed - sawed, sawn

Affirmation

Simple form	V-ing form
I can saw you can saw he can saw we can saw you can saw they can saw	I can be sawing you can be sawing he can be sawing we can be sawing you can be sawing they can be sawing
Perfect	V-ing perfect
I can have sawed, sawn you can have sawed, sawn he can have sawed, sawn we can have sawed, sawn you can have sawed, sawn they can have sawed, sawn	I can have been sawing you can have been sawing he can have been sawing we can have been sawing you can have been sawing they can have been sawing

Negation

Simple form	V-ing form
I can't saw you can't saw he can't saw we can't saw you can't saw they can't saw	I can't be sawing you can't be sawing he can't be sawing we can't be sawing you can't be sawing they can't be sawing
Perfect	V-ing perfect
I can't have sawed, sawn you can't have sawed, sawn he can't have sawed, sawn we can't have sawed, sawn you can't have sawed, sawn they can't have sawed, sawn	I can't have been sawing you can't have been sawing he can't have been sawing we can't have been sawing you can't have been sawing they can't have been sawing

Interrogative form

Simple form	V-ing form
can I saw? can you saw? can he saw? can we saw? can you saw? can they saw?	can I be sawing? can you be sawing? can he be sawing? can we be sawing? can you be sawing? can they be sawing?
Perfect	V-ing perfect
can I have sawed, sawn? can you have sawed, sawn? can he have sawed, sawn? can we have sawed, sawn? can you have sawed, sawn? can they have sawed, sawn?	can I have been sawing? can you have been sawing? can he have been sawing? can we have been sawing? can you have been sawing? can they have been sawing?

Interro-negative form

Simple form	V-ing form
can't I saw? can't you saw? can't he saw? can't we saw? can't you saw? can't they saw?	can't I be sawing? can't you be sawing? can't he be sawing? can't we be sawing? can't you be sawing? can't they be sawing?
Perfect	V-ing perfect
can't I have sawed, sawn? can't you have sawed, sawn? can't he have sawed, sawn? can't we have sawed, sawn? can't you have sawed, sawn? can't they have sawed, sawn?	can't I have been sawing? can't you have been sawing? can't he have been sawing? can't we have been sawing? can't you have been sawing? can't they have been sawing?