would grin
Regular verb: grin - grinned- grinned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd grin
you'd grin
he'd grin
we'd grin
you'd grin
they'd grin 	I'd be grinning
you'd be grinning
he'd be grinning
we'd be grinning
you'd be grinning
they'd be grinning	I would've grinned
you would've grinned
he would've grinned
we would've grinned
you would've grinned
they would've grinned	I would've been grinning
you would've been grinning
he would've been grinning
we would've been grinning
you would've been grinning
they would've been grinning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I wouldn't grin
you wouldn't grin
he wouldn't grin
we wouldn't grin
you wouldn't grin
they wouldn't grin 	I wouldn't be grinning
you wouldn't be grinning
he wouldn't be grinning
we wouldn't be grinning
you wouldn't be grinning
they wouldn't be grinning	I wouldn't have grinned
you wouldn't have grinned
he wouldn't have grinned
we wouldn't have grinned
you wouldn't have grinned
they wouldn't have grinned	I wouldn't have been grinning
you wouldn't have been grinning
he wouldn't have been grinning
we wouldn't have been grinning
you wouldn't have been grinning
they wouldn't have been grinning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I grin?
would you grin?
would he grin?
would we grin?
would you grin?
would they grin? 	would I be grinning?
would you be grinning?
would he be grinning?
would we be grinning?
would you be grinning?
would they be grinning? 	would I have grinned?
would you have grinned?
would he have grinned?
would we have grinned?
would you have grinned?
would they have grinned? 	would I have been grinning?
would you have been grinning?
would he have been grinning?
would we have been grinning?
would you have been grinning?
would they have been grinning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
wouldn't I grin?
wouldn't you grin?
wouldn't he grin?
wouldn't we grin?
wouldn't you grin?
wouldn't they grin? 	wouldn't I be grinning?
wouldn't you be grinning?
wouldn't he be grinning?
wouldn't we be grinning?
wouldn't you be grinning?
wouldn't they be grinning? 	wouldn't I have grinned?
wouldn't you have grinned?
wouldn't he have grinned?
wouldn't we have grinned?
wouldn't you have grinned?
wouldn't they have grinned? 	wouldn't I have been grinning?
wouldn't you have been grinning?
wouldn't he have been grinning?
wouldn't we have been grinning?
wouldn't you have been grinning?
wouldn't they have been grinning?