I shall lack you shall lack he shall lack we shall lack you shall lack they shall lack
V-ing form
I shall be lacking you shall be lacking he shall be lacking we shall be lacking you shall be lacking they shall be lacking
Perfect
I shall have lacked you shall have lacked he shall have lacked we shall have lacked you shall have lacked they shall have lacked
V-ing perfect
I shall have been lacking you shall have been lacking he shall have been lacking we shall have been lacking you shall have been lacking they shall have been lacking
Negation
Simple form
I shall not lack you shall not lack he shall not lack we shall not lack you shall not lack they shall not lack
V-ing form
I shall not be lacking you shall not be lacking he shall not be lacking we shall not be lacking you shall not be lacking they shall not be lacking
Perfect
I shall not have lacked you shall not have lacked he shall not have lacked we shall not have lacked you shall not have lacked they shall not have lacked
V-ing perfect
I shall not have been lacking you shall not have been lacking he shall not have been lacking we shall not have been lacking you shall not have been lacking they shall not have been lacking
Interrogative form
Simple form
shall I lack? shall you lack? shall he lack? shall we lack? shall you lack? shall they lack?
V-ing form
shall I be lacking? shall you be lacking? shall he be lacking? shall we be lacking? shall you be lacking? shall they be lacking?
Perfect
shall I have lacked? shall you have lacked? shall he have lacked? shall we have lacked? shall you have lacked? shall they have lacked?
V-ing perfect
shall I have been lacking? shall you have been lacking? shall he have been lacking? shall we have been lacking? shall you have been lacking? shall they have been lacking?
Interro-negative form
Simple form
shall I not lack? shall you not lack? shall he not lack? shall we not lack? shall you not lack? shall they not lack?
V-ing form
shall I not be lacking? shall you not be lacking? shall he not be lacking? shall we not be lacking? shall you not be lacking? shall they not be lacking?
Perfect
shall I not have lacked? shall you not have lacked? shall he not have lacked? shall we not have lacked? shall you not have lacked? shall they not have lacked?
V-ing perfect
shall I not have been lacking? shall you not have been lacking? shall he not have been lacking? shall we not have been lacking? shall you not have been lacking? shall they not have been lacking?