English verb conjugation
CAN CHURN

Regular verb: churn - churned - churned

Affirmation

Simple form	V-ing form
I can churn you can churn he can churn we can churn you can churn they can churn	I can be churning you can be churning he can be churning we can be churning you can be churning they can be churning
Perfect	V-ing perfect
I can have churned you can have churned he can have churned we can have churned you can have churned they can have churned	I can have been churning you can have been churning he can have been churning we can have been churning you can have been churning they can have been churning

Negation

Simple form	V-ing form
I cannot churn you cannot churn he cannot churn we cannot churn you cannot churn they cannot churn	I cannot be churning you cannot be churning he cannot be churning we cannot be churning you cannot be churning they cannot be churning
Perfect	V-ing perfect
I cannot have churned you cannot have churned he cannot have churned we cannot have churned you cannot have churned they cannot have churned	I cannot have been churning you cannot have been churning he cannot have been churning we cannot have been churning you cannot have been churning they cannot have been churning

Interrogative form

Simple form	V-ing form
can I churn? can you churn? can he churn? can we churn? can you churn? can they churn?	can I be churning? can you be churning? can he be churning? can we be churning? can you be churning? can they be churning?
Perfect	V-ing perfect
can I have churned? can you have churned? can he have churned? can we have churned? can you have churned? can they have churned?	can I have been churning? can you have been churning? can he have been churning? can we have been churning? can you have been churning? can they have been churning?

Interro-negative form

Simple form	V-ing form
can I not churn? can you not churn? can he not churn? can we not churn? can you not churn? can they not churn?	can I not be churning? can you not be churning? can he not be churning? can we not be churning? can you not be churning? can they not be churning?
Perfect	V-ing perfect
can I not have churned? can you not have churned? can he not have churned? can we not have churned? can you not have churned? can they not have churned?	can I not have been churning? can you not have been churning? can he not have been churning? can we not have been churning? can you not have been churning? can they not have been churning?