I'd be treading you'd be treading he'd be treading we'd be treading you'd be treading they'd be treading
Perfect
I would've trod, trodden you would've trod, trodden he would've trod, trodden we would've trod, trodden you would've trod, trodden they would've trod, trodden
V-ing perfect
I would've been treading you would've been treading he would've been treading we would've been treading you would've been treading they would've been treading
Negation
Simple form
I wouldn't tread you wouldn't tread he wouldn't tread we wouldn't tread you wouldn't tread they wouldn't tread
V-ing form
I wouldn't be treading you wouldn't be treading he wouldn't be treading we wouldn't be treading you wouldn't be treading they wouldn't be treading
Perfect
I wouldn't have trod, trodden you wouldn't have trod, trodden he wouldn't have trod, trodden we wouldn't have trod, trodden you wouldn't have trod, trodden they wouldn't have trod, trodden
V-ing perfect
I wouldn't have been treading you wouldn't have been treading he wouldn't have been treading we wouldn't have been treading you wouldn't have been treading they wouldn't have been treading
Interrogative form
Simple form
would I tread? would you tread? would he tread? would we tread? would you tread? would they tread?
V-ing form
would I be treading? would you be treading? would he be treading? would we be treading? would you be treading? would they be treading?
Perfect
would I have trod, trodden? would you have trod, trodden? would he have trod, trodden? would we have trod, trodden? would you have trod, trodden? would they have trod, trodden?
V-ing perfect
would I have been treading? would you have been treading? would he have been treading? would we have been treading? would you have been treading? would they have been treading?
Interro-negative form
Simple form
wouldn't I tread? wouldn't you tread? wouldn't he tread? wouldn't we tread? wouldn't you tread? wouldn't they tread?
V-ing form
wouldn't I be treading? wouldn't you be treading? wouldn't he be treading? wouldn't we be treading? wouldn't you be treading? wouldn't they be treading?
Perfect
wouldn't I have trod, trodden? wouldn't you have trod, trodden? wouldn't he have trod, trodden? wouldn't we have trod, trodden? wouldn't you have trod, trodden? wouldn't they have trod, trodden?
V-ing perfect
wouldn't I have been treading? wouldn't you have been treading? wouldn't he have been treading? wouldn't we have been treading? wouldn't you have been treading? wouldn't they have been treading?