could putter
Verbo regular: putter - puttered- puttered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could putter
you could putter
she could putter
we could putter
you could putter
they could putter 	I could be puttering
you could be puttering
she could be puttering
we could be puttering
you could be puttering
they could be puttering	I could have puttered
you could have puttered
she could have puttered
we could have puttered
you could have puttered
they could have puttered	I could have been puttering
you could have been puttering
she could have been puttering
we could have been puttering
you could have been puttering
they could have been puttering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not putter
you could not putter
she could not putter
we could not putter
you could not putter
they could not putter 	I could not be puttering
you could not be puttering
she could not be puttering
we could not be puttering
you could not be puttering
they could not be puttering	I could not have puttered
you could not have puttered
she could not have puttered
we could not have puttered
you could not have puttered
they could not have puttered	I could not have been puttering
you could not have been puttering
she could not have been puttering
we could not have been puttering
you could not have been puttering
they could not have been puttering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I putter?
could you putter?
could she putter?
could we putter?
could you putter?
could they putter? 	could I be puttering?
could you be puttering?
could she be puttering?
could we be puttering?
could you be puttering?
could they be puttering? 	could I have puttered?
could you have puttered?
could she have puttered?
could we have puttered?
could you have puttered?
could they have puttered? 	could I have been puttering?
could you have been puttering?
could she have been puttering?
could we have been puttering?
could you have been puttering?
could they have been puttering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not putter?
could you not putter?
could she not putter?
could we not putter?
could you not putter?
could they not putter? 	could I not be puttering?
could you not be puttering?
could she not be puttering?
could we not be puttering?
could you not be puttering?
could they not be puttering? 	could I not have puttered?
could you not have puttered?
could she not have puttered?
could we not have puttered?
could you not have puttered?
could they not have puttered? 	could I not have been puttering?
could you not have been puttering?
could she not have been puttering?
could we not have been puttering?
could you not have been puttering?
could they not have been puttering?