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