I can groom you can groom she can groom we can groom you can groom they can groom
V-ing form
I can be grooming you can be grooming she can be grooming we can be grooming you can be grooming they can be grooming
Perfect
I can have groomed you can have groomed she can have groomed we can have groomed you can have groomed they can have groomed
V-ing perfect
I can have been grooming you can have been grooming she can have been grooming we can have been grooming you can have been grooming they can have been grooming
Negation
Simple form
I cannot groom you cannot groom she cannot groom we cannot groom you cannot groom they cannot groom
V-ing form
I cannot be grooming you cannot be grooming she cannot be grooming we cannot be grooming you cannot be grooming they cannot be grooming
Perfect
I cannot have groomed you cannot have groomed she cannot have groomed we cannot have groomed you cannot have groomed they cannot have groomed
V-ing perfect
I cannot have been grooming you cannot have been grooming she cannot have been grooming we cannot have been grooming you cannot have been grooming they cannot have been grooming
Interrogative form
Simple form
can I groom? can you groom? can she groom? can we groom? can you groom? can they groom?
V-ing form
can I be grooming? can you be grooming? can she be grooming? can we be grooming? can you be grooming? can they be grooming?
Perfect
can I have groomed? can you have groomed? can she have groomed? can we have groomed? can you have groomed? can they have groomed?
V-ing perfect
can I have been grooming? can you have been grooming? can she have been grooming? can we have been grooming? can you have been grooming? can they have been grooming?
Interro-negative form
Simple form
can I not groom? can you not groom? can she not groom? can we not groom? can you not groom? can they not groom?
V-ing form
can I not be grooming? can you not be grooming? can she not be grooming? can we not be grooming? can you not be grooming? can they not be grooming?
Perfect
can I not have groomed? can you not have groomed? can she not have groomed? can we not have groomed? can you not have groomed? can they not have groomed?
V-ing perfect
can I not have been grooming? can you not have been grooming? can she not have been grooming? can we not have been grooming? can you not have been grooming? can they not have been grooming?