can conceal
Verbo regular: conceal - concealed- concealed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can conceal
you can conceal
he can conceal
we can conceal
you can conceal
they can conceal 	I can be concealing
you can be concealing
he can be concealing
we can be concealing
you can be concealing
they can be concealing	I can have concealed
you can have concealed
he can have concealed
we can have concealed
you can have concealed
they can have concealed	I can have been concealing
you can have been concealing
he can have been concealing
we can have been concealing
you can have been concealing
they can have been concealing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can't conceal
you can't conceal
he can't conceal
we can't conceal
you can't conceal
they can't conceal 	I can't be concealing
you can't be concealing
he can't be concealing
we can't be concealing
you can't be concealing
they can't be concealing	I can't have concealed
you can't have concealed
he can't have concealed
we can't have concealed
you can't have concealed
they can't have concealed	I can't have been concealing
you can't have been concealing
he can't have been concealing
we can't have been concealing
you can't have been concealing
they can't have been concealing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I conceal?
can you conceal?
can he conceal?
can we conceal?
can you conceal?
can they conceal? 	can I be concealing?
can you be concealing?
can he be concealing?
can we be concealing?
can you be concealing?
can they be concealing? 	can I have concealed?
can you have concealed?
can he have concealed?
can we have concealed?
can you have concealed?
can they have concealed? 	can I have been concealing?
can you have been concealing?
can he have been concealing?
can we have been concealing?
can you have been concealing?
can they have been concealing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can't I conceal?
can't you conceal?
can't he conceal?
can't we conceal?
can't you conceal?
can't they conceal? 	can't I be concealing?
can't you be concealing?
can't he be concealing?
can't we be concealing?
can't you be concealing?
can't they be concealing? 	can't I have concealed?
can't you have concealed?
can't he have concealed?
can't we have concealed?
can't you have concealed?
can't they have concealed? 	can't I have been concealing?
can't you have been concealing?
can't he have been concealing?
can't we have been concealing?
can't you have been concealing?
can't they have been concealing?