can force
Verbo regular: force - forced- forced

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can force
you can force
he can force
we can force
you can force
they can force 	I can be forcing
you can be forcing
he can be forcing
we can be forcing
you can be forcing
they can be forcing	I can have forced
you can have forced
he can have forced
we can have forced
you can have forced
they can have forced	I can have been forcing
you can have been forcing
he can have been forcing
we can have been forcing
you can have been forcing
they can have been forcing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot force
you cannot force
he cannot force
we cannot force
you cannot force
they cannot force 	I cannot be forcing
you cannot be forcing
he cannot be forcing
we cannot be forcing
you cannot be forcing
they cannot be forcing	I cannot have forced
you cannot have forced
he cannot have forced
we cannot have forced
you cannot have forced
they cannot have forced	I cannot have been forcing
you cannot have been forcing
he cannot have been forcing
we cannot have been forcing
you cannot have been forcing
they cannot have been forcing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I force?
can you force?
can he force?
can we force?
can you force?
can they force? 	can I be forcing?
can you be forcing?
can he be forcing?
can we be forcing?
can you be forcing?
can they be forcing? 	can I have forced?
can you have forced?
can he have forced?
can we have forced?
can you have forced?
can they have forced? 	can I have been forcing?
can you have been forcing?
can he have been forcing?
can we have been forcing?
can you have been forcing?
can they have been forcing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not force?
can you not force?
can he not force?
can we not force?
can you not force?
can they not force? 	can I not be forcing?
can you not be forcing?
can he not be forcing?
can we not be forcing?
can you not be forcing?
can they not be forcing? 	can I not have forced?
can you not have forced?
can he not have forced?
can we not have forced?
can you not have forced?
can they not have forced? 	can I not have been forcing?
can you not have been forcing?
can he not have been forcing?
can we not have been forcing?
can you not have been forcing?
can they not have been forcing?