can overwinter
Verbe régulier : overwinter - overwintered- overwintered

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can overwinter
you can overwinter
she can overwinter
we can overwinter
you can overwinter
they can overwinter 	I can be overwintering
you can be overwintering
she can be overwintering
we can be overwintering
you can be overwintering
they can be overwintering	I can have overwintered
you can have overwintered
she can have overwintered
we can have overwintered
you can have overwintered
they can have overwintered	I can have been overwintering
you can have been overwintering
she can have been overwintering
we can have been overwintering
you can have been overwintering
they can have been overwintering	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I can't overwinter
you can't overwinter
she can't overwinter
we can't overwinter
you can't overwinter
they can't overwinter 	I can't be overwintering
you can't be overwintering
she can't be overwintering
we can't be overwintering
you can't be overwintering
they can't be overwintering	I can't have overwintered
you can't have overwintered
she can't have overwintered
we can't have overwintered
you can't have overwintered
they can't have overwintered	I can't have been overwintering
you can't have been overwintering
she can't have been overwintering
we can't have been overwintering
you can't have been overwintering
they can't have been overwintering	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can I overwinter?
can you overwinter?
can she overwinter?
can we overwinter?
can you overwinter?
can they overwinter? 	can I be overwintering?
can you be overwintering?
can she be overwintering?
can we be overwintering?
can you be overwintering?
can they be overwintering? 	can I have overwintered?
can you have overwintered?
can she have overwintered?
can we have overwintered?
can you have overwintered?
can they have overwintered? 	can I have been overwintering?
can you have been overwintering?
can she have been overwintering?
can we have been overwintering?
can you have been overwintering?
can they have been overwintering? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
can't I overwinter?
can't you overwinter?
can't she overwinter?
can't we overwinter?
can't you overwinter?
can't they overwinter? 	can't I be overwintering?
can't you be overwintering?
can't she be overwintering?
can't we be overwintering?
can't you be overwintering?
can't they be overwintering? 	can't I have overwintered?
can't you have overwintered?
can't she have overwintered?
can't we have overwintered?
can't you have overwintered?
can't they have overwintered? 	can't I have been overwintering?
can't you have been overwintering?
can't she have been overwintering?
can't we have been overwintering?
can't you have been overwintering?
can't they have been overwintering?