could adjoin
Verbo regular: adjoin - adjoined- adjoined

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could adjoin
you could adjoin
she could adjoin
we could adjoin
you could adjoin
they could adjoin 	I could be adjoining
you could be adjoining
she could be adjoining
we could be adjoining
you could be adjoining
they could be adjoining	I could have adjoined
you could have adjoined
she could have adjoined
we could have adjoined
you could have adjoined
they could have adjoined	I could have been adjoining
you could have been adjoining
she could have been adjoining
we could have been adjoining
you could have been adjoining
they could have been adjoining	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not adjoin
you could not adjoin
she could not adjoin
we could not adjoin
you could not adjoin
they could not adjoin 	I could not be adjoining
you could not be adjoining
she could not be adjoining
we could not be adjoining
you could not be adjoining
they could not be adjoining	I could not have adjoined
you could not have adjoined
she could not have adjoined
we could not have adjoined
you could not have adjoined
they could not have adjoined	I could not have been adjoining
you could not have been adjoining
she could not have been adjoining
we could not have been adjoining
you could not have been adjoining
they could not have been adjoining	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I adjoin?
could you adjoin?
could she adjoin?
could we adjoin?
could you adjoin?
could they adjoin? 	could I be adjoining?
could you be adjoining?
could she be adjoining?
could we be adjoining?
could you be adjoining?
could they be adjoining? 	could I have adjoined?
could you have adjoined?
could she have adjoined?
could we have adjoined?
could you have adjoined?
could they have adjoined? 	could I have been adjoining?
could you have been adjoining?
could she have been adjoining?
could we have been adjoining?
could you have been adjoining?
could they have been adjoining? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not adjoin?
could you not adjoin?
could she not adjoin?
could we not adjoin?
could you not adjoin?
could they not adjoin? 	could I not be adjoining?
could you not be adjoining?
could she not be adjoining?
could we not be adjoining?
could you not be adjoining?
could they not be adjoining? 	could I not have adjoined?
could you not have adjoined?
could she not have adjoined?
could we not have adjoined?
could you not have adjoined?
could they not have adjoined? 	could I not have been adjoining?
could you not have been adjoining?
could she not have been adjoining?
could we not have been adjoining?
could you not have been adjoining?
could they not have been adjoining?