English verb conjugation
CAN THROW

Irregular verb: throw - threw - thrown

Affirmation

Simple form	V-ing form
I can throw you can throw he can throw we can throw you can throw they can throw	I can be throwing you can be throwing he can be throwing we can be throwing you can be throwing they can be throwing
Perfect	V-ing perfect
I can have thrown you can have thrown he can have thrown we can have thrown you can have thrown they can have thrown	I can have been throwing you can have been throwing he can have been throwing we can have been throwing you can have been throwing they can have been throwing

Negation

Simple form	V-ing form
I cannot throw you cannot throw he cannot throw we cannot throw you cannot throw they cannot throw	I cannot be throwing you cannot be throwing he cannot be throwing we cannot be throwing you cannot be throwing they cannot be throwing
Perfect	V-ing perfect
I cannot have thrown you cannot have thrown he cannot have thrown we cannot have thrown you cannot have thrown they cannot have thrown	I cannot have been throwing you cannot have been throwing he cannot have been throwing we cannot have been throwing you cannot have been throwing they cannot have been throwing

Interrogative form

Simple form	V-ing form
can I throw? can you throw? can he throw? can we throw? can you throw? can they throw?	can I be throwing? can you be throwing? can he be throwing? can we be throwing? can you be throwing? can they be throwing?
Perfect	V-ing perfect
can I have thrown? can you have thrown? can he have thrown? can we have thrown? can you have thrown? can they have thrown?	can I have been throwing? can you have been throwing? can he have been throwing? can we have been throwing? can you have been throwing? can they have been throwing?

Interro-negative form

Simple form	V-ing form
can I not throw? can you not throw? can he not throw? can we not throw? can you not throw? can they not throw?	can I not be throwing? can you not be throwing? can he not be throwing? can we not be throwing? can you not be throwing? can they not be throwing?
Perfect	V-ing perfect
can I not have thrown? can you not have thrown? can he not have thrown? can we not have thrown? can you not have thrown? can they not have thrown?	can I not have been throwing? can you not have been throwing? can he not have been throwing? can we not have been throwing? can you not have been throwing? can they not have been throwing?