English verb conjugation
COULD COUNTERWEIGHT

Regular verb: counterweight - counterweighted - counterweighted

Affirmation

Simple form	V-ing form
I could counterweight you could counterweight she could counterweight we could counterweight you could counterweight they could counterweight	I could be counterweighting you could be counterweighting she could be counterweighting we could be counterweighting you could be counterweighting they could be counterweighting
Perfect	V-ing perfect
I could have counterweighted you could have counterweighted she could have counterweighted we could have counterweighted you could have counterweighted they could have counterweighted	I could have been counterweighting you could have been counterweighting she could have been counterweighting we could have been counterweighting you could have been counterweighting they could have been counterweighting

Negation

Simple form	V-ing form
I could not counterweight you could not counterweight she could not counterweight we could not counterweight you could not counterweight they could not counterweight	I could not be counterweighting you could not be counterweighting she could not be counterweighting we could not be counterweighting you could not be counterweighting they could not be counterweighting
Perfect	V-ing perfect
I could not have counterweighted you could not have counterweighted she could not have counterweighted we could not have counterweighted you could not have counterweighted they could not have counterweighted	I could not have been counterweighting you could not have been counterweighting she could not have been counterweighting we could not have been counterweighting you could not have been counterweighting they could not have been counterweighting

Interrogative form

Simple form	V-ing form
could I counterweight? could you counterweight? could she counterweight? could we counterweight? could you counterweight? could they counterweight?	could I be counterweighting? could you be counterweighting? could she be counterweighting? could we be counterweighting? could you be counterweighting? could they be counterweighting?
Perfect	V-ing perfect
could I have counterweighted? could you have counterweighted? could she have counterweighted? could we have counterweighted? could you have counterweighted? could they have counterweighted?	could I have been counterweighting? could you have been counterweighting? could she have been counterweighting? could we have been counterweighting? could you have been counterweighting? could they have been counterweighting?

Interro-negative form

Simple form	V-ing form
could I not counterweight? could you not counterweight? could she not counterweight? could we not counterweight? could you not counterweight? could they not counterweight?	could I not be counterweighting? could you not be counterweighting? could she not be counterweighting? could we not be counterweighting? could you not be counterweighting? could they not be counterweighting?
Perfect	V-ing perfect
could I not have counterweighted? could you not have counterweighted? could she not have counterweighted? could we not have counterweighted? could you not have counterweighted? could they not have counterweighted?	could I not have been counterweighting? could you not have been counterweighting? could she not have been counterweighting? could we not have been counterweighting? could you not have been counterweighting? could they not have been counterweighting?