can squint
Regular verb: squint - squinted- squinted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can squint
you can squint
she can squint
we can squint
you can squint
they can squint 	I can be squinting
you can be squinting
she can be squinting
we can be squinting
you can be squinting
they can be squinting	I can have squinted
you can have squinted
she can have squinted
we can have squinted
you can have squinted
they can have squinted	I can have been squinting
you can have been squinting
she can have been squinting
we can have been squinting
you can have been squinting
they can have been squinting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't squint
you can't squint
she can't squint
we can't squint
you can't squint
they can't squint 	I can't be squinting
you can't be squinting
she can't be squinting
we can't be squinting
you can't be squinting
they can't be squinting	I can't have squinted
you can't have squinted
she can't have squinted
we can't have squinted
you can't have squinted
they can't have squinted	I can't have been squinting
you can't have been squinting
she can't have been squinting
we can't have been squinting
you can't have been squinting
they can't have been squinting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I squint?
can you squint?
can she squint?
can we squint?
can you squint?
can they squint? 	can I be squinting?
can you be squinting?
can she be squinting?
can we be squinting?
can you be squinting?
can they be squinting? 	can I have squinted?
can you have squinted?
can she have squinted?
can we have squinted?
can you have squinted?
can they have squinted? 	can I have been squinting?
can you have been squinting?
can she have been squinting?
can we have been squinting?
can you have been squinting?
can they have been squinting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I squint?
can't you squint?
can't she squint?
can't we squint?
can't you squint?
can't they squint? 	can't I be squinting?
can't you be squinting?
can't she be squinting?
can't we be squinting?
can't you be squinting?
can't they be squinting? 	can't I have squinted?
can't you have squinted?
can't she have squinted?
can't we have squinted?
can't you have squinted?
can't they have squinted? 	can't I have been squinting?
can't you have been squinting?
can't she have been squinting?
can't we have been squinting?
can't you have been squinting?
can't they have been squinting?