English verb conjugation
CAN SAY

Irregular verb: say - said - said

Affirmation

Simple form	V-ing form
I can say you can say he can say we can say you can say they can say	I can be saying you can be saying he can be saying we can be saying you can be saying they can be saying
Perfect	V-ing perfect
I can have said you can have said he can have said we can have said you can have said they can have said	I can have been saying you can have been saying he can have been saying we can have been saying you can have been saying they can have been saying

Negation

Simple form	V-ing form
I can't say you can't say he can't say we can't say you can't say they can't say	I can't be saying you can't be saying he can't be saying we can't be saying you can't be saying they can't be saying
Perfect	V-ing perfect
I can't have said you can't have said he can't have said we can't have said you can't have said they can't have said	I can't have been saying you can't have been saying he can't have been saying we can't have been saying you can't have been saying they can't have been saying

Interrogative form

Simple form	V-ing form
can I say? can you say? can he say? can we say? can you say? can they say?	can I be saying? can you be saying? can he be saying? can we be saying? can you be saying? can they be saying?
Perfect	V-ing perfect
can I have said? can you have said? can he have said? can we have said? can you have said? can they have said?	can I have been saying? can you have been saying? can he have been saying? can we have been saying? can you have been saying? can they have been saying?

Interro-negative form

Simple form	V-ing form
can't I say? can't you say? can't he say? can't we say? can't you say? can't they say?	can't I be saying? can't you be saying? can't he be saying? can't we be saying? can't you be saying? can't they be saying?
Perfect	V-ing perfect
can't I have said? can't you have said? can't he have said? can't we have said? can't you have said? can't they have said?	can't I have been saying? can't you have been saying? can't he have been saying? can't we have been saying? can't you have been saying? can't they have been saying?