I can dilute you can dilute he can dilute we can dilute you can dilute they can dilute
V-ing form
I can be diluting you can be diluting he can be diluting we can be diluting you can be diluting they can be diluting
Perfect
I can have diluted you can have diluted he can have diluted we can have diluted you can have diluted they can have diluted
V-ing perfect
I can have been diluting you can have been diluting he can have been diluting we can have been diluting you can have been diluting they can have been diluting
Negation
Simple form
I cannot dilute you cannot dilute he cannot dilute we cannot dilute you cannot dilute they cannot dilute
V-ing form
I cannot be diluting you cannot be diluting he cannot be diluting we cannot be diluting you cannot be diluting they cannot be diluting
Perfect
I cannot have diluted you cannot have diluted he cannot have diluted we cannot have diluted you cannot have diluted they cannot have diluted
V-ing perfect
I cannot have been diluting you cannot have been diluting he cannot have been diluting we cannot have been diluting you cannot have been diluting they cannot have been diluting
Interrogative form
Simple form
can I dilute? can you dilute? can he dilute? can we dilute? can you dilute? can they dilute?
V-ing form
can I be diluting? can you be diluting? can he be diluting? can we be diluting? can you be diluting? can they be diluting?
Perfect
can I have diluted? can you have diluted? can he have diluted? can we have diluted? can you have diluted? can they have diluted?
V-ing perfect
can I have been diluting? can you have been diluting? can he have been diluting? can we have been diluting? can you have been diluting? can they have been diluting?
Interro-negative form
Simple form
can I not dilute? can you not dilute? can he not dilute? can we not dilute? can you not dilute? can they not dilute?
V-ing form
can I not be diluting? can you not be diluting? can he not be diluting? can we not be diluting? can you not be diluting? can they not be diluting?
Perfect
can I not have diluted? can you not have diluted? can he not have diluted? can we not have diluted? can you not have diluted? can they not have diluted?
V-ing perfect
can I not have been diluting? can you not have been diluting? can he not have been diluting? can we not have been diluting? can you not have been diluting? can they not have been diluting?