male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation SHALL LACK
Regular verb: lack - lacked - lacked
Affirmation
Simple form
I'll lackyou'll lack
she'll lack
we'll lack
you'll lack
they'll lack
V-ing form
I'll be lackingyou'll be lacking
she'll be lacking
we'll be lacking
you'll be lacking
they'll be lacking
Perfect
I'll have lackedyou'll have lacked
she'll have lacked
we'll have lacked
you'll have lacked
they'll have lacked
V-ing perfect
I'll have been lackingyou'll have been lacking
she'll have been lacking
we'll have been lacking
you'll have been lacking
they'll have been lacking
Negation
Simple form
I shan't lackyou shan't lack
she shan't lack
we shan't lack
you shan't lack
they shan't lack
V-ing form
I shan't be lackingyou shan't be lacking
she shan't be lacking
we shan't be lacking
you shan't be lacking
they shan't be lacking
Perfect
I shan't have lackedyou shan't have lacked
she shan't have lacked
we shan't have lacked
you shan't have lacked
they shan't have lacked
V-ing perfect
I shan't have been lackingyou shan't have been lacking
she shan't have been lacking
we shan't have been lacking
you shan't have been lacking
they shan't have been lacking
Interrogative form
Simple form
shall I lack?shall you lack?
shall she lack?
shall we lack?
shall you lack?
shall they lack?
V-ing form
shall I be lacking?shall you be lacking?
shall she be lacking?
shall we be lacking?
shall you be lacking?
shall they be lacking?
Perfect
shall I have lacked?shall you have lacked?
shall she 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 she have been lacking?
shall we have been lacking?
shall you have been lacking?
shall they have been lacking?
Interro-negative form
Simple form
shan't I lack?shan't you lack?
shan't she lack?
shan't we lack?
shan't you lack?
shan't they lack?
V-ing form
shan't I be lacking?shan't you be lacking?
shan't she be lacking?
shan't we be lacking?
shan't you be lacking?
shan't they be lacking?
Perfect
shan't I have lacked?shan't you have lacked?
shan't she have lacked?
shan't we have lacked?
shan't you have lacked?
shan't they have lacked?
V-ing perfect
shan't I have been lacking?shan't you have been lacking?
shan't she have been lacking?
shan't we have been lacking?
shan't you have been lacking?
shan't they have been lacking?