English verb conjugation
COULD SHEETROCK

Regular verb: sheetrock - sheetrocked - sheetrocked

Affirmation

Simple form	V-ing form
I could sheetrock you could sheetrock she could sheetrock we could sheetrock you could sheetrock they could sheetrock	I could be sheetrocking you could be sheetrocking she could be sheetrocking we could be sheetrocking you could be sheetrocking they could be sheetrocking
Perfect	V-ing perfect
I could have sheetrocked you could have sheetrocked she could have sheetrocked we could have sheetrocked you could have sheetrocked they could have sheetrocked	I could have been sheetrocking you could have been sheetrocking she could have been sheetrocking we could have been sheetrocking you could have been sheetrocking they could have been sheetrocking

Negation

Simple form	V-ing form
I could not sheetrock you could not sheetrock she could not sheetrock we could not sheetrock you could not sheetrock they could not sheetrock	I could not be sheetrocking you could not be sheetrocking she could not be sheetrocking we could not be sheetrocking you could not be sheetrocking they could not be sheetrocking
Perfect	V-ing perfect
I could not have sheetrocked you could not have sheetrocked she could not have sheetrocked we could not have sheetrocked you could not have sheetrocked they could not have sheetrocked	I could not have been sheetrocking you could not have been sheetrocking she could not have been sheetrocking we could not have been sheetrocking you could not have been sheetrocking they could not have been sheetrocking

Interrogative form

Simple form	V-ing form
could I sheetrock? could you sheetrock? could she sheetrock? could we sheetrock? could you sheetrock? could they sheetrock?	could I be sheetrocking? could you be sheetrocking? could she be sheetrocking? could we be sheetrocking? could you be sheetrocking? could they be sheetrocking?
Perfect	V-ing perfect
could I have sheetrocked? could you have sheetrocked? could she have sheetrocked? could we have sheetrocked? could you have sheetrocked? could they have sheetrocked?	could I have been sheetrocking? could you have been sheetrocking? could she have been sheetrocking? could we have been sheetrocking? could you have been sheetrocking? could they have been sheetrocking?

Interro-negative form

Simple form	V-ing form
could I not sheetrock? could you not sheetrock? could she not sheetrock? could we not sheetrock? could you not sheetrock? could they not sheetrock?	could I not be sheetrocking? could you not be sheetrocking? could she not be sheetrocking? could we not be sheetrocking? could you not be sheetrocking? could they not be sheetrocking?
Perfect	V-ing perfect
could I not have sheetrocked? could you not have sheetrocked? could she not have sheetrocked? could we not have sheetrocked? could you not have sheetrocked? could they not have sheetrocked?	could I not have been sheetrocking? could you not have been sheetrocking? could she not have been sheetrocking? could we not have been sheetrocking? could you not have been sheetrocking? could they not have been sheetrocking?