Regular verb: sift - sifted - sifted
Simple form | V-ing form |
I may sift you may sift he may sift we may sift you may sift they may sift | I may be sifting you may be sifting he may be sifting we may be sifting you may be sifting they may be sifting |
Perfect | V-ing perfect |
I may have sifted you may have sifted he may have sifted we may have sifted you may have sifted they may have sifted | I may have been sifting you may have been sifting he may have been sifting we may have been sifting you may have been sifting they may have been sifting |
Simple form | V-ing form |
I may not sift you may not sift he may not sift we may not sift you may not sift they may not sift | I may not be sifting you may not be sifting he may not be sifting we may not be sifting you may not be sifting they may not be sifting |
Perfect | V-ing perfect |
I may not have sifted you may not have sifted he may not have sifted we may not have sifted you may not have sifted they may not have sifted | I may not have been sifting you may not have been sifting he may not have been sifting we may not have been sifting you may not have been sifting they may not have been sifting |
Simple form | V-ing form |
may I sift? may you sift? may he sift? may we sift? may you sift? may they sift? | may I be sifting? may you be sifting? may he be sifting? may we be sifting? may you be sifting? may they be sifting? |
Perfect | V-ing perfect |
may I have sifted? may you have sifted? may he have sifted? may we have sifted? may you have sifted? may they have sifted? | may I have been sifting? may you have been sifting? may he have been sifting? may we have been sifting? may you have been sifting? may they have been sifting? |
Simple form | V-ing form |
may I not sift? may you not sift? may he not sift? may we not sift? may you not sift? may they not sift? | may I not be sifting? may you not be sifting? may he not be sifting? may we not be sifting? may you not be sifting? may they not be sifting? |
Perfect | V-ing perfect |
may I not have sifted? may you not have sifted? may he not have sifted? may we not have sifted? may you not have sifted? may they not have sifted? | may I not have been sifting? may you not have been sifting? may he not have been sifting? may we not have been sifting? may you not have been sifting? may they not have been sifting? |