I shall ski you shall ski he shall ski we shall ski you shall ski they shall ski
V-ing form
I shall be skiing you shall be skiing he shall be skiing we shall be skiing you shall be skiing they shall be skiing
Perfect
I shall have skied you shall have skied he shall have skied we shall have skied you shall have skied they shall have skied
V-ing perfect
I shall have been skiing you shall have been skiing he shall have been skiing we shall have been skiing you shall have been skiing they shall have been skiing
Negation
Simple form
I shall not ski you shall not ski he shall not ski we shall not ski you shall not ski they shall not ski
V-ing form
I shall not be skiing you shall not be skiing he shall not be skiing we shall not be skiing you shall not be skiing they shall not be skiing
Perfect
I shall not have skied you shall not have skied he shall not have skied we shall not have skied you shall not have skied they shall not have skied
V-ing perfect
I shall not have been skiing you shall not have been skiing he shall not have been skiing we shall not have been skiing you shall not have been skiing they shall not have been skiing
Interrogative form
Simple form
shall I ski? shall you ski? shall he ski? shall we ski? shall you ski? shall they ski?
V-ing form
shall I be skiing? shall you be skiing? shall he be skiing? shall we be skiing? shall you be skiing? shall they be skiing?
Perfect
shall I have skied? shall you have skied? shall he have skied? shall we have skied? shall you have skied? shall they have skied?
V-ing perfect
shall I have been skiing? shall you have been skiing? shall he have been skiing? shall we have been skiing? shall you have been skiing? shall they have been skiing?
Interro-negative form
Simple form
shall I not ski? shall you not ski? shall he not ski? shall we not ski? shall you not ski? shall they not ski?
V-ing form
shall I not be skiing? shall you not be skiing? shall he not be skiing? shall we not be skiing? shall you not be skiing? shall they not be skiing?
Perfect
shall I not have skied? shall you not have skied? shall he not have skied? shall we not have skied? shall you not have skied? shall they not have skied?
V-ing perfect
shall I not have been skiing? shall you not have been skiing? shall he not have been skiing? shall we not have been skiing? shall you not have been skiing? shall they not have been skiing?