I'd last you'd last he'd last we'd last you'd last they'd last
V-ing form
I'd be lasting you'd be lasting he'd be lasting we'd be lasting you'd be lasting they'd be lasting
Perfect
I would've lasted you would've lasted he would've lasted we would've lasted you would've lasted they would've lasted
V-ing perfect
I would've been lasting you would've been lasting he would've been lasting we would've been lasting you would've been lasting they would've been lasting
Negation
Simple form
I wouldn't last you wouldn't last he wouldn't last we wouldn't last you wouldn't last they wouldn't last
V-ing form
I wouldn't be lasting you wouldn't be lasting he wouldn't be lasting we wouldn't be lasting you wouldn't be lasting they wouldn't be lasting
Perfect
I wouldn't have lasted you wouldn't have lasted he wouldn't have lasted we wouldn't have lasted you wouldn't have lasted they wouldn't have lasted
V-ing perfect
I wouldn't have been lasting you wouldn't have been lasting he wouldn't have been lasting we wouldn't have been lasting you wouldn't have been lasting they wouldn't have been lasting
Interrogative form
Simple form
would I last? would you last? would he last? would we last? would you last? would they last?
V-ing form
would I be lasting? would you be lasting? would he be lasting? would we be lasting? would you be lasting? would they be lasting?
Perfect
would I have lasted? would you have lasted? would he have lasted? would we have lasted? would you have lasted? would they have lasted?
V-ing perfect
would I have been lasting? would you have been lasting? would he have been lasting? would we have been lasting? would you have been lasting? would they have been lasting?
Interro-negative form
Simple form
wouldn't I last? wouldn't you last? wouldn't he last? wouldn't we last? wouldn't you last? wouldn't they last?
V-ing form
wouldn't I be lasting? wouldn't you be lasting? wouldn't he be lasting? wouldn't we be lasting? wouldn't you be lasting? wouldn't they be lasting?
Perfect
wouldn't I have lasted? wouldn't you have lasted? wouldn't he have lasted? wouldn't we have lasted? wouldn't you have lasted? wouldn't they have lasted?
V-ing perfect
wouldn't I have been lasting? wouldn't you have been lasting? wouldn't he have been lasting? wouldn't we have been lasting? wouldn't you have been lasting? wouldn't they have been lasting?