English verb conjugation
COULD COMMEND

Regular verb: commend - commended - commended

Affirmation

Simple form	V-ing form
I could commend you could commend she could commend we could commend you could commend they could commend	I could be commending you could be commending she could be commending we could be commending you could be commending they could be commending
Perfect	V-ing perfect
I could have commended you could have commended she could have commended we could have commended you could have commended they could have commended	I could have been commending you could have been commending she could have been commending we could have been commending you could have been commending they could have been commending

Negation

Simple form	V-ing form
I could not commend you could not commend she could not commend we could not commend you could not commend they could not commend	I could not be commending you could not be commending she could not be commending we could not be commending you could not be commending they could not be commending
Perfect	V-ing perfect
I could not have commended you could not have commended she could not have commended we could not have commended you could not have commended they could not have commended	I could not have been commending you could not have been commending she could not have been commending we could not have been commending you could not have been commending they could not have been commending

Interrogative form

Simple form	V-ing form
could I commend? could you commend? could she commend? could we commend? could you commend? could they commend?	could I be commending? could you be commending? could she be commending? could we be commending? could you be commending? could they be commending?
Perfect	V-ing perfect
could I have commended? could you have commended? could she have commended? could we have commended? could you have commended? could they have commended?	could I have been commending? could you have been commending? could she have been commending? could we have been commending? could you have been commending? could they have been commending?

Interro-negative form

Simple form	V-ing form
could I not commend? could you not commend? could she not commend? could we not commend? could you not commend? could they not commend?	could I not be commending? could you not be commending? could she not be commending? could we not be commending? could you not be commending? could they not be commending?
Perfect	V-ing perfect
could I not have commended? could you not have commended? could she not have commended? could we not have commended? could you not have commended? could they not have commended?	could I not have been commending? could you not have been commending? could she not have been commending? could we not have been commending? could you not have been commending? could they not have been commending?