I could sculpt you could sculpt she could sculpt we could sculpt you could sculpt they could sculpt
V-ing form
I could be sculpting you could be sculpting she could be sculpting we could be sculpting you could be sculpting they could be sculpting
Perfect
I could have sculpted you could have sculpted she could have sculpted we could have sculpted you could have sculpted they could have sculpted
V-ing perfect
I could have been sculpting you could have been sculpting she could have been sculpting we could have been sculpting you could have been sculpting they could have been sculpting
Negation
Simple form
I could not sculpt you could not sculpt she could not sculpt we could not sculpt you could not sculpt they could not sculpt
V-ing form
I could not be sculpting you could not be sculpting she could not be sculpting we could not be sculpting you could not be sculpting they could not be sculpting
Perfect
I could not have sculpted you could not have sculpted she could not have sculpted we could not have sculpted you could not have sculpted they could not have sculpted
V-ing perfect
I could not have been sculpting you could not have been sculpting she could not have been sculpting we could not have been sculpting you could not have been sculpting they could not have been sculpting
Interrogative form
Simple form
could I sculpt? could you sculpt? could she sculpt? could we sculpt? could you sculpt? could they sculpt?
V-ing form
could I be sculpting? could you be sculpting? could she be sculpting? could we be sculpting? could you be sculpting? could they be sculpting?
Perfect
could I have sculpted? could you have sculpted? could she have sculpted? could we have sculpted? could you have sculpted? could they have sculpted?
V-ing perfect
could I have been sculpting? could you have been sculpting? could she have been sculpting? could we have been sculpting? could you have been sculpting? could they have been sculpting?
Interro-negative form
Simple form
could I not sculpt? could you not sculpt? could she not sculpt? could we not sculpt? could you not sculpt? could they not sculpt?
V-ing form
could I not be sculpting? could you not be sculpting? could she not be sculpting? could we not be sculpting? could you not be sculpting? could they not be sculpting?
Perfect
could I not have sculpted? could you not have sculpted? could she not have sculpted? could we not have sculpted? could you not have sculpted? could they not have sculpted?
V-ing perfect
could I not have been sculpting? could you not have been sculpting? could she not have been sculpting? could we not have been sculpting? could you not have been sculpting? could they not have been sculpting?