English verb conjugation
COULD RATE

Regular verb: rate - rated - rated

Affirmation

Simple form	V-ing form
I could rate you could rate she could rate we could rate you could rate they could rate	I could be rating you could be rating she could be rating we could be rating you could be rating they could be rating
Perfect	V-ing perfect
I could have rated you could have rated she could have rated we could have rated you could have rated they could have rated	I could have been rating you could have been rating she could have been rating we could have been rating you could have been rating they could have been rating

Negation

Simple form	V-ing form
I could not rate you could not rate she could not rate we could not rate you could not rate they could not rate	I could not be rating you could not be rating she could not be rating we could not be rating you could not be rating they could not be rating
Perfect	V-ing perfect
I could not have rated you could not have rated she could not have rated we could not have rated you could not have rated they could not have rated	I could not have been rating you could not have been rating she could not have been rating we could not have been rating you could not have been rating they could not have been rating

Interrogative form

Simple form	V-ing form
could I rate? could you rate? could she rate? could we rate? could you rate? could they rate?	could I be rating? could you be rating? could she be rating? could we be rating? could you be rating? could they be rating?
Perfect	V-ing perfect
could I have rated? could you have rated? could she have rated? could we have rated? could you have rated? could they have rated?	could I have been rating? could you have been rating? could she have been rating? could we have been rating? could you have been rating? could they have been rating?

Interro-negative form

Simple form	V-ing form
could I not rate? could you not rate? could she not rate? could we not rate? could you not rate? could they not rate?	could I not be rating? could you not be rating? could she not be rating? could we not be rating? could you not be rating? could they not be rating?
Perfect	V-ing perfect
could I not have rated? could you not have rated? could she not have rated? could we not have rated? could you not have rated? could they not have rated?	could I not have been rating? could you not have been rating? could she not have been rating? could we not have been rating? could you not have been rating? could they not have been rating?