English verb conjugation
COULD COMMEND

Regular verb: commend - commended - commended

Affirmation

Simple form	V-ing form
I could commend you could commend he could commend we could commend you could commend they could commend	I could be commending you could be commending he 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 he 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 he 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 he 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 he 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 he 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 he 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 he commend? could we commend? could you commend? could they commend?	could I be commending? could you be commending? could he 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 he 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 he 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 he 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 he 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 he 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 he not have been commending? could we not have been commending? could you not have been commending? could they not have been commending?