I'd be sniggering you'd be sniggering she'd be sniggering we'd be sniggering you'd be sniggering they'd be sniggering
Perfect
I would've sniggered you would've sniggered she would've sniggered we would've sniggered you would've sniggered they would've sniggered
V-ing perfect
I would've been sniggering you would've been sniggering she would've been sniggering we would've been sniggering you would've been sniggering they would've been sniggering
Negation
Simple form
I wouldn't snigger you wouldn't snigger she wouldn't snigger we wouldn't snigger you wouldn't snigger they wouldn't snigger
V-ing form
I wouldn't be sniggering you wouldn't be sniggering she wouldn't be sniggering we wouldn't be sniggering you wouldn't be sniggering they wouldn't be sniggering
Perfect
I wouldn't have sniggered you wouldn't have sniggered she wouldn't have sniggered we wouldn't have sniggered you wouldn't have sniggered they wouldn't have sniggered
V-ing perfect
I wouldn't have been sniggering you wouldn't have been sniggering she wouldn't have been sniggering we wouldn't have been sniggering you wouldn't have been sniggering they wouldn't have been sniggering
Interrogative form
Simple form
would I snigger? would you snigger? would she snigger? would we snigger? would you snigger? would they snigger?
V-ing form
would I be sniggering? would you be sniggering? would she be sniggering? would we be sniggering? would you be sniggering? would they be sniggering?
Perfect
would I have sniggered? would you have sniggered? would she have sniggered? would we have sniggered? would you have sniggered? would they have sniggered?
V-ing perfect
would I have been sniggering? would you have been sniggering? would she have been sniggering? would we have been sniggering? would you have been sniggering? would they have been sniggering?
Interro-negative form
Simple form
wouldn't I snigger? wouldn't you snigger? wouldn't she snigger? wouldn't we snigger? wouldn't you snigger? wouldn't they snigger?
V-ing form
wouldn't I be sniggering? wouldn't you be sniggering? wouldn't she be sniggering? wouldn't we be sniggering? wouldn't you be sniggering? wouldn't they be sniggering?
Perfect
wouldn't I have sniggered? wouldn't you have sniggered? wouldn't she have sniggered? wouldn't we have sniggered? wouldn't you have sniggered? wouldn't they have sniggered?
V-ing perfect
wouldn't I have been sniggering? wouldn't you have been sniggering? wouldn't she have been sniggering? wouldn't we have been sniggering? wouldn't you have been sniggering? wouldn't they have been sniggering?