would tremble
Regular verb: tremble - trembled- trembled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd tremble
you'd tremble
she'd tremble
we'd tremble
you'd tremble
they'd tremble 	I'd be trembling
you'd be trembling
she'd be trembling
we'd be trembling
you'd be trembling
they'd be trembling	I would've trembled
you would've trembled
she would've trembled
we would've trembled
you would've trembled
they would've trembled	I would've been trembling
you would've been trembling
she would've been trembling
we would've been trembling
you would've been trembling
they would've been trembling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I wouldn't tremble
you wouldn't tremble
she wouldn't tremble
we wouldn't tremble
you wouldn't tremble
they wouldn't tremble 	I wouldn't be trembling
you wouldn't be trembling
she wouldn't be trembling
we wouldn't be trembling
you wouldn't be trembling
they wouldn't be trembling	I wouldn't have trembled
you wouldn't have trembled
she wouldn't have trembled
we wouldn't have trembled
you wouldn't have trembled
they wouldn't have trembled	I wouldn't have been trembling
you wouldn't have been trembling
she wouldn't have been trembling
we wouldn't have been trembling
you wouldn't have been trembling
they wouldn't have been trembling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
would I tremble?
would you tremble?
would she tremble?
would we tremble?
would you tremble?
would they tremble? 	would I be trembling?
would you be trembling?
would she be trembling?
would we be trembling?
would you be trembling?
would they be trembling? 	would I have trembled?
would you have trembled?
would she have trembled?
would we have trembled?
would you have trembled?
would they have trembled? 	would I have been trembling?
would you have been trembling?
would she have been trembling?
would we have been trembling?
would you have been trembling?
would they have been trembling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
wouldn't I tremble?
wouldn't you tremble?
wouldn't she tremble?
wouldn't we tremble?
wouldn't you tremble?
wouldn't they tremble? 	wouldn't I be trembling?
wouldn't you be trembling?
wouldn't she be trembling?
wouldn't we be trembling?
wouldn't you be trembling?
wouldn't they be trembling? 	wouldn't I have trembled?
wouldn't you have trembled?
wouldn't she have trembled?
wouldn't we have trembled?
wouldn't you have trembled?
wouldn't they have trembled? 	wouldn't I have been trembling?
wouldn't you have been trembling?
wouldn't she have been trembling?
wouldn't we have been trembling?
wouldn't you have been trembling?
wouldn't they have been trembling?