can winter
Verbo regular: winter - wintered- wintered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can winter
you can winter
she can winter
we can winter
you can winter
they can winter 	I can be wintering
you can be wintering
she can be wintering
we can be wintering
you can be wintering
they can be wintering	I can have wintered
you can have wintered
she can have wintered
we can have wintered
you can have wintered
they can have wintered	I can have been wintering
you can have been wintering
she can have been wintering
we can have been wintering
you can have been wintering
they can have been wintering	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot winter
you cannot winter
she cannot winter
we cannot winter
you cannot winter
they cannot winter 	I cannot be wintering
you cannot be wintering
she cannot be wintering
we cannot be wintering
you cannot be wintering
they cannot be wintering	I cannot have wintered
you cannot have wintered
she cannot have wintered
we cannot have wintered
you cannot have wintered
they cannot have wintered	I cannot have been wintering
you cannot have been wintering
she cannot have been wintering
we cannot have been wintering
you cannot have been wintering
they cannot have been wintering	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I winter?
can you winter?
can she winter?
can we winter?
can you winter?
can they winter? 	can I be wintering?
can you be wintering?
can she be wintering?
can we be wintering?
can you be wintering?
can they be wintering? 	can I have wintered?
can you have wintered?
can she have wintered?
can we have wintered?
can you have wintered?
can they have wintered? 	can I have been wintering?
can you have been wintering?
can she have been wintering?
can we have been wintering?
can you have been wintering?
can they have been wintering? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not winter?
can you not winter?
can she not winter?
can we not winter?
can you not winter?
can they not winter? 	can I not be wintering?
can you not be wintering?
can she not be wintering?
can we not be wintering?
can you not be wintering?
can they not be wintering? 	can I not have wintered?
can you not have wintered?
can she not have wintered?
can we not have wintered?
can you not have wintered?
can they not have wintered? 	can I not have been wintering?
can you not have been wintering?
can she not have been wintering?
can we not have been wintering?
can you not have been wintering?
can they not have been wintering?