English verb conjugation
COULD TUT

Regular verb: tut - tuted - tuted

Affirmation

Simple form	V-ing form
I could tut you could tut she could tut we could tut you could tut they could tut	I could be tuting you could be tuting she could be tuting we could be tuting you could be tuting they could be tuting
Perfect	V-ing perfect
I could have tuted you could have tuted she could have tuted we could have tuted you could have tuted they could have tuted	I could have been tuting you could have been tuting she could have been tuting we could have been tuting you could have been tuting they could have been tuting

Negation

Simple form	V-ing form
I couldn't tut you couldn't tut she couldn't tut we couldn't tut you couldn't tut they couldn't tut	I couldn't be tuting you couldn't be tuting she couldn't be tuting we couldn't be tuting you couldn't be tuting they couldn't be tuting
Perfect	V-ing perfect
I couldn't have tuted you couldn't have tuted she couldn't have tuted we couldn't have tuted you couldn't have tuted they couldn't have tuted	I couldn't have been tuting you couldn't have been tuting she couldn't have been tuting we couldn't have been tuting you couldn't have been tuting they couldn't have been tuting

Interrogative form

Simple form	V-ing form
could I tut? could you tut? could she tut? could we tut? could you tut? could they tut?	could I be tuting? could you be tuting? could she be tuting? could we be tuting? could you be tuting? could they be tuting?
Perfect	V-ing perfect
could I have tuted? could you have tuted? could she have tuted? could we have tuted? could you have tuted? could they have tuted?	could I have been tuting? could you have been tuting? could she have been tuting? could we have been tuting? could you have been tuting? could they have been tuting?

Interro-negative form

Simple form	V-ing form
couldn't I tut? couldn't you tut? couldn't she tut? couldn't we tut? couldn't you tut? couldn't they tut?	couldn't I be tuting? couldn't you be tuting? couldn't she be tuting? couldn't we be tuting? couldn't you be tuting? couldn't they be tuting?
Perfect	V-ing perfect
couldn't I have tuted? couldn't you have tuted? couldn't she have tuted? couldn't we have tuted? couldn't you have tuted? couldn't they have tuted?	couldn't I have been tuting? couldn't you have been tuting? couldn't she have been tuting? couldn't we have been tuting? couldn't you have been tuting? couldn't they have been tuting?