could follow
Verbo regular: follow - followed- followed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could follow
you could follow
she could follow
we could follow
you could follow
they could follow 	I could be following
you could be following
she could be following
we could be following
you could be following
they could be following	I could have followed
you could have followed
she could have followed
we could have followed
you could have followed
they could have followed	I could have been following
you could have been following
she could have been following
we could have been following
you could have been following
they could have been following	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not follow
you could not follow
she could not follow
we could not follow
you could not follow
they could not follow 	I could not be following
you could not be following
she could not be following
we could not be following
you could not be following
they could not be following	I could not have followed
you could not have followed
she could not have followed
we could not have followed
you could not have followed
they could not have followed	I could not have been following
you could not have been following
she could not have been following
we could not have been following
you could not have been following
they could not have been following	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I follow?
could you follow?
could she follow?
could we follow?
could you follow?
could they follow? 	could I be following?
could you be following?
could she be following?
could we be following?
could you be following?
could they be following? 	could I have followed?
could you have followed?
could she have followed?
could we have followed?
could you have followed?
could they have followed? 	could I have been following?
could you have been following?
could she have been following?
could we have been following?
could you have been following?
could they have been following? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not follow?
could you not follow?
could she not follow?
could we not follow?
could you not follow?
could they not follow? 	could I not be following?
could you not be following?
could she not be following?
could we not be following?
could you not be following?
could they not be following? 	could I not have followed?
could you not have followed?
could she not have followed?
could we not have followed?
could you not have followed?
could they not have followed? 	could I not have been following?
could you not have been following?
could she not have been following?
could we not have been following?
could you not have been following?
could they not have been following?