English verb conjugation
CAN READ

Irregular verb: read - read - read

Affirmation

Simple form	V-ing form
I can read you can read he can read we can read you can read they can read	I can be reading you can be reading he can be reading we can be reading you can be reading they can be reading
Perfect	V-ing perfect
I can have read you can have read he can have read we can have read you can have read they can have read	I can have been reading you can have been reading he can have been reading we can have been reading you can have been reading they can have been reading

Negation

Simple form	V-ing form
I cannot read you cannot read he cannot read we cannot read you cannot read they cannot read	I cannot be reading you cannot be reading he cannot be reading we cannot be reading you cannot be reading they cannot be reading
Perfect	V-ing perfect
I cannot have read you cannot have read he cannot have read we cannot have read you cannot have read they cannot have read	I cannot have been reading you cannot have been reading he cannot have been reading we cannot have been reading you cannot have been reading they cannot have been reading

Interrogative form

Simple form	V-ing form
can I read? can you read? can he read? can we read? can you read? can they read?	can I be reading? can you be reading? can he be reading? can we be reading? can you be reading? can they be reading?
Perfect	V-ing perfect
can I have read? can you have read? can he have read? can we have read? can you have read? can they have read?	can I have been reading? can you have been reading? can he have been reading? can we have been reading? can you have been reading? can they have been reading?

Interro-negative form

Simple form	V-ing form
can I not read? can you not read? can he not read? can we not read? can you not read? can they not read?	can I not be reading? can you not be reading? can he not be reading? can we not be reading? can you not be reading? can they not be reading?
Perfect	V-ing perfect
can I not have read? can you not have read? can he not have read? can we not have read? can you not have read? can they not have read?	can I not have been reading? can you not have been reading? can he not have been reading? can we not have been reading? can you not have been reading? can they not have been reading?