could berth
Verbo regular: berth - berthed- berthed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could berth
you could berth
she could berth
we could berth
you could berth
they could berth 	I could be berthing
you could be berthing
she could be berthing
we could be berthing
you could be berthing
they could be berthing	I could have berthed
you could have berthed
she could have berthed
we could have berthed
you could have berthed
they could have berthed	I could have been berthing
you could have been berthing
she could have been berthing
we could have been berthing
you could have been berthing
they could have been berthing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not berth
you could not berth
she could not berth
we could not berth
you could not berth
they could not berth 	I could not be berthing
you could not be berthing
she could not be berthing
we could not be berthing
you could not be berthing
they could not be berthing	I could not have berthed
you could not have berthed
she could not have berthed
we could not have berthed
you could not have berthed
they could not have berthed	I could not have been berthing
you could not have been berthing
she could not have been berthing
we could not have been berthing
you could not have been berthing
they could not have been berthing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I berth?
could you berth?
could she berth?
could we berth?
could you berth?
could they berth? 	could I be berthing?
could you be berthing?
could she be berthing?
could we be berthing?
could you be berthing?
could they be berthing? 	could I have berthed?
could you have berthed?
could she have berthed?
could we have berthed?
could you have berthed?
could they have berthed? 	could I have been berthing?
could you have been berthing?
could she have been berthing?
could we have been berthing?
could you have been berthing?
could they have been berthing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not berth?
could you not berth?
could she not berth?
could we not berth?
could you not berth?
could they not berth? 	could I not be berthing?
could you not be berthing?
could she not be berthing?
could we not be berthing?
could you not be berthing?
could they not be berthing? 	could I not have berthed?
could you not have berthed?
could she not have berthed?
could we not have berthed?
could you not have berthed?
could they not have berthed? 	could I not have been berthing?
could you not have been berthing?
could she not have been berthing?
could we not have been berthing?
could you not have been berthing?
could they not have been berthing?