English verb conjugation SHOULD LENGTHEN

Regular verb: lengthen - lengthened - lengthened

Affirmation

Simple form

I should lengthen
you should lengthen
he should lengthen
we should lengthen
you should lengthen
they should lengthen

V-ing form

I should be lengthening
you should be lengthening
he should be lengthening
we should be lengthening
you should be lengthening
they should be lengthening

Perfect

I should have lengthened
you should have lengthened
he should have lengthened
we should have lengthened
you should have lengthened
they should have lengthened

V-ing perfect

I should have been lengthening
you should have been lengthening
he should have been lengthening
we should have been lengthening
you should have been lengthening
they should have been lengthening

Negation

Simple form

I should not lengthen
you should not lengthen
he should not lengthen
we should not lengthen
you should not lengthen
they should not lengthen

V-ing form

I should not be lengthening
you should not be lengthening
he should not be lengthening
we should not be lengthening
you should not be lengthening
they should not be lengthening

Perfect

I should not have lengthened
you should not have lengthened
he should not have lengthened
we should not have lengthened
you should not have lengthened
they should not have lengthened

V-ing perfect

I should not have been lengthening
you should not have been lengthening
he should not have been lengthening
we should not have been lengthening
you should not have been lengthening
they should not have been lengthening

Interrogative form

Simple form

should I lengthen?
should you lengthen?
should he lengthen?
should we lengthen?
should you lengthen?
should they lengthen?

V-ing form

should I be lengthening?
should you be lengthening?
should he be lengthening?
should we be lengthening?
should you be lengthening?
should they be lengthening?

Perfect

should I have lengthened?
should you have lengthened?
should he have lengthened?
should we have lengthened?
should you have lengthened?
should they have lengthened?

V-ing perfect

should I have been lengthening?
should you have been lengthening?
should he have been lengthening?
should we have been lengthening?
should you have been lengthening?
should they have been lengthening?

Interro-negative form

Simple form

should I not lengthen?
should you not lengthen?
should he not lengthen?
should we not lengthen?
should you not lengthen?
should they not lengthen?

V-ing form

should I not be lengthening?
should you not be lengthening?
should he not be lengthening?
should we not be lengthening?
should you not be lengthening?
should they not be lengthening?

Perfect

should I not have lengthened?
should you not have lengthened?
should he not have lengthened?
should we not have lengthened?
should you not have lengthened?
should they not have lengthened?

V-ing perfect

should I not have been lengthening?
should you not have been lengthening?
should he not have been lengthening?
should we not have been lengthening?
should you not have been lengthening?
should they not have been lengthening?

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