will lengthen
Verbo regular: lengthen - lengthened- lengthened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'll lengthen
you'll lengthen
she'll lengthen
we'll lengthen
you'll lengthen
they'll lengthen 	I'll be lengthening
you'll be lengthening
she'll be lengthening
we'll be lengthening
you'll be lengthening
they'll be lengthening	I'll have lengthened
you'll have lengthened
she'll have lengthened
we'll have lengthened
you'll have lengthened
they'll have lengthened	I'll have been lengthening
you'll have been lengthening
she'll have been lengthening
we'll have been lengthening
you'll have been lengthening
they'll have been lengthening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I won't lengthen
you won't lengthen
she won't lengthen
we won't lengthen
you won't lengthen
they won't lengthen 	I won't be lengthening
you won't be lengthening
she won't be lengthening
we won't be lengthening
you won't be lengthening
they won't be lengthening	I won't have lengthened
you won't have lengthened
she won't have lengthened
we won't have lengthened
you won't have lengthened
they won't have lengthened	I won't have been lengthening
you won't have been lengthening
she won't have been lengthening
we won't have been lengthening
you won't have been lengthening
they won't have been lengthening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
will I lengthen?
will you lengthen?
will she lengthen?
will we lengthen?
will you lengthen?
will they lengthen? 	will I be lengthening?
will you be lengthening?
will she be lengthening?
will we be lengthening?
will you be lengthening?
will they be lengthening? 	will I have lengthened?
will you have lengthened?
will she have lengthened?
will we have lengthened?
will you have lengthened?
will they have lengthened? 	will I have been lengthening?
will you have been lengthening?
will she have been lengthening?
will we have been lengthening?
will you have been lengthening?
will they have been lengthening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
won't I lengthen?
won't you lengthen?
won't she lengthen?
won't we lengthen?
won't you lengthen?
won't they lengthen? 	won't I be lengthening?
won't you be lengthening?
won't she be lengthening?
won't we be lengthening?
won't you be lengthening?
won't they be lengthening? 	won't I have lengthened?
won't you have lengthened?
won't she have lengthened?
won't we have lengthened?
won't you have lengthened?
won't they have lengthened? 	won't I have been lengthening?
won't you have been lengthening?
won't she have been lengthening?
won't we have been lengthening?
won't you have been lengthening?
won't they have been lengthening?