can wince
Regular verb: wince - winced- winced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can wince
you can wince
he can wince
we can wince
you can wince
they can wince 	I can be wincing
you can be wincing
he can be wincing
we can be wincing
you can be wincing
they can be wincing	I can have winced
you can have winced
he can have winced
we can have winced
you can have winced
they can have winced	I can have been wincing
you can have been wincing
he can have been wincing
we can have been wincing
you can have been wincing
they can have been wincing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't wince
you can't wince
he can't wince
we can't wince
you can't wince
they can't wince 	I can't be wincing
you can't be wincing
he can't be wincing
we can't be wincing
you can't be wincing
they can't be wincing	I can't have winced
you can't have winced
he can't have winced
we can't have winced
you can't have winced
they can't have winced	I can't have been wincing
you can't have been wincing
he can't have been wincing
we can't have been wincing
you can't have been wincing
they can't have been wincing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I wince?
can you wince?
can he wince?
can we wince?
can you wince?
can they wince? 	can I be wincing?
can you be wincing?
can he be wincing?
can we be wincing?
can you be wincing?
can they be wincing? 	can I have winced?
can you have winced?
can he have winced?
can we have winced?
can you have winced?
can they have winced? 	can I have been wincing?
can you have been wincing?
can he have been wincing?
can we have been wincing?
can you have been wincing?
can they have been wincing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I wince?
can't you wince?
can't he wince?
can't we wince?
can't you wince?
can't they wince? 	can't I be wincing?
can't you be wincing?
can't he be wincing?
can't we be wincing?
can't you be wincing?
can't they be wincing? 	can't I have winced?
can't you have winced?
can't he have winced?
can't we have winced?
can't you have winced?
can't they have winced? 	can't I have been wincing?
can't you have been wincing?
can't he have been wincing?
can't we have been wincing?
can't you have been wincing?
can't they have been wincing?