will strengthen
Verbo regular: strengthen - strengthened- strengthened

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I'll strengthen
you'll strengthen
he'll strengthen
we'll strengthen
you'll strengthen
they'll strengthen 	I'll be strengthening
you'll be strengthening
he'll be strengthening
we'll be strengthening
you'll be strengthening
they'll be strengthening	I'll have strengthened
you'll have strengthened
he'll have strengthened
we'll have strengthened
you'll have strengthened
they'll have strengthened	I'll have been strengthening
you'll have been strengthening
he'll have been strengthening
we'll have been strengthening
you'll have been strengthening
they'll have been strengthening	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I won't strengthen
you won't strengthen
he won't strengthen
we won't strengthen
you won't strengthen
they won't strengthen 	I won't be strengthening
you won't be strengthening
he won't be strengthening
we won't be strengthening
you won't be strengthening
they won't be strengthening	I won't have strengthened
you won't have strengthened
he won't have strengthened
we won't have strengthened
you won't have strengthened
they won't have strengthened	I won't have been strengthening
you won't have been strengthening
he won't have been strengthening
we won't have been strengthening
you won't have been strengthening
they won't have been strengthening	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
will I strengthen?
will you strengthen?
will he strengthen?
will we strengthen?
will you strengthen?
will they strengthen? 	will I be strengthening?
will you be strengthening?
will he be strengthening?
will we be strengthening?
will you be strengthening?
will they be strengthening? 	will I have strengthened?
will you have strengthened?
will he have strengthened?
will we have strengthened?
will you have strengthened?
will they have strengthened? 	will I have been strengthening?
will you have been strengthening?
will he have been strengthening?
will we have been strengthening?
will you have been strengthening?
will they have been strengthening? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
won't I strengthen?
won't you strengthen?
won't he strengthen?
won't we strengthen?
won't you strengthen?
won't they strengthen? 	won't I be strengthening?
won't you be strengthening?
won't he be strengthening?
won't we be strengthening?
won't you be strengthening?
won't they be strengthening? 	won't I have strengthened?
won't you have strengthened?
won't he have strengthened?
won't we have strengthened?
won't you have strengthened?
won't they have strengthened? 	won't I have been strengthening?
won't you have been strengthening?
won't he have been strengthening?
won't we have been strengthening?
won't you have been strengthening?
won't they have been strengthening?