I can rate you can rate she can rate we can rate you can rate they can rate
V-ing form
I can be rating you can be rating she can be rating we can be rating you can be rating they can be rating
Perfect
I can have rated you can have rated she can have rated we can have rated you can have rated they can have rated
V-ing perfect
I can have been rating you can have been rating she can have been rating we can have been rating you can have been rating they can have been rating
Negation
Simple form
I cannot rate you cannot rate she cannot rate we cannot rate you cannot rate they cannot rate
V-ing form
I cannot be rating you cannot be rating she cannot be rating we cannot be rating you cannot be rating they cannot be rating
Perfect
I cannot have rated you cannot have rated she cannot have rated we cannot have rated you cannot have rated they cannot have rated
V-ing perfect
I cannot have been rating you cannot have been rating she cannot have been rating we cannot have been rating you cannot have been rating they cannot have been rating
Interrogative form
Simple form
can I rate? can you rate? can she rate? can we rate? can you rate? can they rate?
V-ing form
can I be rating? can you be rating? can she be rating? can we be rating? can you be rating? can they be rating?
Perfect
can I have rated? can you have rated? can she have rated? can we have rated? can you have rated? can they have rated?
V-ing perfect
can I have been rating? can you have been rating? can she have been rating? can we have been rating? can you have been rating? can they have been rating?
Interro-negative form
Simple form
can I not rate? can you not rate? can she not rate? can we not rate? can you not rate? can they not rate?
V-ing form
can I not be rating? can you not be rating? can she not be rating? can we not be rating? can you not be rating? can they not be rating?
Perfect
can I not have rated? can you not have rated? can she not have rated? can we not have rated? can you not have rated? can they not have rated?
V-ing perfect
can I not have been rating? can you not have been rating? can she not have been rating? can we not have been rating? can you not have been rating? can they not have been rating?