I can brown-nose you can brown-nose she can brown-nose we can brown-nose you can brown-nose they can brown-nose
V-ing form
I can be brown-nosing you can be brown-nosing she can be brown-nosing we can be brown-nosing you can be brown-nosing they can be brown-nosing
Perfect
I can have brown-nosed you can have brown-nosed she can have brown-nosed we can have brown-nosed you can have brown-nosed they can have brown-nosed
V-ing perfect
I can have been brown-nosing you can have been brown-nosing she can have been brown-nosing we can have been brown-nosing you can have been brown-nosing they can have been brown-nosing
Negation
Simple form
I cannot brown-nose you cannot brown-nose she cannot brown-nose we cannot brown-nose you cannot brown-nose they cannot brown-nose
V-ing form
I cannot be brown-nosing you cannot be brown-nosing she cannot be brown-nosing we cannot be brown-nosing you cannot be brown-nosing they cannot be brown-nosing
Perfect
I cannot have brown-nosed you cannot have brown-nosed she cannot have brown-nosed we cannot have brown-nosed you cannot have brown-nosed they cannot have brown-nosed
V-ing perfect
I cannot have been brown-nosing you cannot have been brown-nosing she cannot have been brown-nosing we cannot have been brown-nosing you cannot have been brown-nosing they cannot have been brown-nosing
Interrogative form
Simple form
can I brown-nose? can you brown-nose? can she brown-nose? can we brown-nose? can you brown-nose? can they brown-nose?
V-ing form
can I be brown-nosing? can you be brown-nosing? can she be brown-nosing? can we be brown-nosing? can you be brown-nosing? can they be brown-nosing?
Perfect
can I have brown-nosed? can you have brown-nosed? can she have brown-nosed? can we have brown-nosed? can you have brown-nosed? can they have brown-nosed?
V-ing perfect
can I have been brown-nosing? can you have been brown-nosing? can she have been brown-nosing? can we have been brown-nosing? can you have been brown-nosing? can they have been brown-nosing?
Interro-negative form
Simple form
can I not brown-nose? can you not brown-nose? can she not brown-nose? can we not brown-nose? can you not brown-nose? can they not brown-nose?
V-ing form
can I not be brown-nosing? can you not be brown-nosing? can she not be brown-nosing? can we not be brown-nosing? can you not be brown-nosing? can they not be brown-nosing?
Perfect
can I not have brown-nosed? can you not have brown-nosed? can she not have brown-nosed? can we not have brown-nosed? can you not have brown-nosed? can they not have brown-nosed?
V-ing perfect
can I not have been brown-nosing? can you not have been brown-nosing? can she not have been brown-nosing? can we not have been brown-nosing? can you not have been brown-nosing? can they not have been brown-nosing?