English verb conjugation
SHALL CURTAIN

Regular verb: curtain - curtained - curtained

Affirmation

Simple form	V-ing form
I shall curtain you shall curtain he shall curtain we shall curtain you shall curtain they shall curtain	I shall be curtaining you shall be curtaining he shall be curtaining we shall be curtaining you shall be curtaining they shall be curtaining
Perfect	V-ing perfect
I shall have curtained you shall have curtained he shall have curtained we shall have curtained you shall have curtained they shall have curtained	I shall have been curtaining you shall have been curtaining he shall have been curtaining we shall have been curtaining you shall have been curtaining they shall have been curtaining

Negation

Simple form	V-ing form
I shall not curtain you shall not curtain he shall not curtain we shall not curtain you shall not curtain they shall not curtain	I shall not be curtaining you shall not be curtaining he shall not be curtaining we shall not be curtaining you shall not be curtaining they shall not be curtaining
Perfect	V-ing perfect
I shall not have curtained you shall not have curtained he shall not have curtained we shall not have curtained you shall not have curtained they shall not have curtained	I shall not have been curtaining you shall not have been curtaining he shall not have been curtaining we shall not have been curtaining you shall not have been curtaining they shall not have been curtaining

Interrogative form

Simple form	V-ing form
shall I curtain? shall you curtain? shall he curtain? shall we curtain? shall you curtain? shall they curtain?	shall I be curtaining? shall you be curtaining? shall he be curtaining? shall we be curtaining? shall you be curtaining? shall they be curtaining?
Perfect	V-ing perfect
shall I have curtained? shall you have curtained? shall he have curtained? shall we have curtained? shall you have curtained? shall they have curtained?	shall I have been curtaining? shall you have been curtaining? shall he have been curtaining? shall we have been curtaining? shall you have been curtaining? shall they have been curtaining?

Interro-negative form

Simple form	V-ing form
shall I not curtain? shall you not curtain? shall he not curtain? shall we not curtain? shall you not curtain? shall they not curtain?	shall I not be curtaining? shall you not be curtaining? shall he not be curtaining? shall we not be curtaining? shall you not be curtaining? shall they not be curtaining?
Perfect	V-ing perfect
shall I not have curtained? shall you not have curtained? shall he not have curtained? shall we not have curtained? shall you not have curtained? shall they not have curtained?	shall I not have been curtaining? shall you not have been curtaining? shall he not have been curtaining? shall we not have been curtaining? shall you not have been curtaining? shall they not have been curtaining?