English verb conjugation
COULD WEIGHT

Regular verb: weight - weighted - weighted

Affirmation

Simple form	V-ing form
I could weight you could weight he could weight we could weight you could weight they could weight	I could be weighting you could be weighting he 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 he 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 he 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 couldn't weight you couldn't weight he couldn't weight we couldn't weight you couldn't weight they couldn't weight	I couldn't be weighting you couldn't be weighting he couldn't be weighting we couldn't be weighting you couldn't be weighting they couldn't be weighting
Perfect	V-ing perfect
I couldn't have weighted you couldn't have weighted he couldn't have weighted we couldn't have weighted you couldn't have weighted they couldn't have weighted	I couldn't have been weighting you couldn't have been weighting he couldn't have been weighting we couldn't have been weighting you couldn't have been weighting they couldn't have been weighting

Interrogative form

Simple form	V-ing form
could I weight? could you weight? could he weight? could we weight? could you weight? could they weight?	could I be weighting? could you be weighting? could he 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 he 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 he 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
couldn't I weight? couldn't you weight? couldn't he weight? couldn't we weight? couldn't you weight? couldn't they weight?	couldn't I be weighting? couldn't you be weighting? couldn't he be weighting? couldn't we be weighting? couldn't you be weighting? couldn't they be weighting?
Perfect	V-ing perfect
couldn't I have weighted? couldn't you have weighted? couldn't he have weighted? couldn't we have weighted? couldn't you have weighted? couldn't they have weighted?	couldn't I have been weighting? couldn't you have been weighting? couldn't he have been weighting? couldn't we have been weighting? couldn't you have been weighting? couldn't they have been weighting?