English verb conjugation
COULD WEIGHT

Regular verb: weight - weighted - weighted

Affirmation

Simple form	V-ing form
I could weight you could weight she could weight we could weight you could weight they could weight	I could be weighting you could be weighting she could be weighting we could be weighting you could be weighting they could be weighting
Perfect	V-ing perfect
I could have weighted you could have weighted she could have weighted we could have weighted you could have weighted they could have weighted	I could have been weighting you could have been weighting she could have been weighting we could have been weighting you could have been weighting they could have been weighting

Negation

Simple form	V-ing form
I could not weight you could not weight she could not weight we could not weight you could not weight they could not weight	I could not be weighting you could not be weighting she could not be weighting we could not be weighting you could not be weighting they could not be weighting
Perfect	V-ing perfect
I could not have weighted you could not have weighted she could not have weighted we could not have weighted you could not have weighted they could not have weighted	I could not have been weighting you could not have been weighting she could not have been weighting we could not have been weighting you could not have been weighting they could not have been weighting

Interrogative form

Simple form	V-ing form
could I weight? could you weight? could she weight? could we weight? could you weight? could they weight?	could I be weighting? could you be weighting? could she be weighting? could we be weighting? could you be weighting? could they be weighting?
Perfect	V-ing perfect
could I have weighted? could you have weighted? could she have weighted? could we have weighted? could you have weighted? could they have weighted?	could I have been weighting? could you have been weighting? could she have been weighting? could we have been weighting? could you have been weighting? could they have been weighting?

Interro-negative form

Simple form	V-ing form
could I not weight? could you not weight? could she not weight? could we not weight? could you not weight? could they not weight?	could I not be weighting? could you not be weighting? could she not be weighting? could we not be weighting? could you not be weighting? could they not be weighting?
Perfect	V-ing perfect
could I not have weighted? could you not have weighted? could she not have weighted? could we not have weighted? could you not have weighted? could they not have weighted?	could I not have been weighting? could you not have been weighting? could she not have been weighting? could we not have been weighting? could you not have been weighting? could they not have been weighting?