could depress
Regular verb: depress - depressed- depressed

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could depress
you could depress
he could depress
we could depress
you could depress
they could depress 	I could be depressing
you could be depressing
he could be depressing
we could be depressing
you could be depressing
they could be depressing	I could have depressed
you could have depressed
he could have depressed
we could have depressed
you could have depressed
they could have depressed	I could have been depressing
you could have been depressing
he could have been depressing
we could have been depressing
you could have been depressing
they could have been depressing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could not depress
you could not depress
he could not depress
we could not depress
you could not depress
they could not depress 	I could not be depressing
you could not be depressing
he could not be depressing
we could not be depressing
you could not be depressing
they could not be depressing	I could not have depressed
you could not have depressed
he could not have depressed
we could not have depressed
you could not have depressed
they could not have depressed	I could not have been depressing
you could not have been depressing
he could not have been depressing
we could not have been depressing
you could not have been depressing
they could not have been depressing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I depress?
could you depress?
could he depress?
could we depress?
could you depress?
could they depress? 	could I be depressing?
could you be depressing?
could he be depressing?
could we be depressing?
could you be depressing?
could they be depressing? 	could I have depressed?
could you have depressed?
could he have depressed?
could we have depressed?
could you have depressed?
could they have depressed? 	could I have been depressing?
could you have been depressing?
could he have been depressing?
could we have been depressing?
could you have been depressing?
could they have been depressing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I not depress?
could you not depress?
could he not depress?
could we not depress?
could you not depress?
could they not depress? 	could I not be depressing?
could you not be depressing?
could he not be depressing?
could we not be depressing?
could you not be depressing?
could they not be depressing? 	could I not have depressed?
could you not have depressed?
could he not have depressed?
could we not have depressed?
could you not have depressed?
could they not have depressed? 	could I not have been depressing?
could you not have been depressing?
could he not have been depressing?
could we not have been depressing?
could you not have been depressing?
could they not have been depressing?