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 can't dilute you can't dilute he can't dilute we can't dilute you can't dilute they can't dilute
V-ing form
I can't be diluting you can't be diluting he can't be diluting we can't be diluting you can't be diluting they can't be diluting
Perfect
I can't have diluted you can't have diluted he can't have diluted we can't have diluted you can't have diluted they can't have diluted
V-ing perfect
I can't have been diluting you can't have been diluting he can't have been diluting we can't have been diluting you can't have been diluting they can't 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't I dilute? can't you dilute? can't he dilute? can't we dilute? can't you dilute? can't they dilute?
V-ing form
can't I be diluting? can't you be diluting? can't he be diluting? can't we be diluting? can't you be diluting? can't they be diluting?
Perfect
can't I have diluted? can't you have diluted? can't he have diluted? can't we have diluted? can't you have diluted? can't they have diluted?
V-ing perfect
can't I have been diluting? can't you have been diluting? can't he have been diluting? can't we have been diluting? can't you have been diluting? can't they have been diluting?