I can fraternize you can fraternize she can fraternize we can fraternize you can fraternize they can fraternize
V-ing form
I can be fraternizing you can be fraternizing she can be fraternizing we can be fraternizing you can be fraternizing they can be fraternizing
Perfect
I can have fraternized you can have fraternized she can have fraternized we can have fraternized you can have fraternized they can have fraternized
V-ing perfect
I can have been fraternizing you can have been fraternizing she can have been fraternizing we can have been fraternizing you can have been fraternizing they can have been fraternizing
Negation
Simple form
I can't fraternize you can't fraternize she can't fraternize we can't fraternize you can't fraternize they can't fraternize
V-ing form
I can't be fraternizing you can't be fraternizing she can't be fraternizing we can't be fraternizing you can't be fraternizing they can't be fraternizing
Perfect
I can't have fraternized you can't have fraternized she can't have fraternized we can't have fraternized you can't have fraternized they can't have fraternized
V-ing perfect
I can't have been fraternizing you can't have been fraternizing she can't have been fraternizing we can't have been fraternizing you can't have been fraternizing they can't have been fraternizing
Interrogative form
Simple form
can I fraternize? can you fraternize? can she fraternize? can we fraternize? can you fraternize? can they fraternize?
V-ing form
can I be fraternizing? can you be fraternizing? can she be fraternizing? can we be fraternizing? can you be fraternizing? can they be fraternizing?
Perfect
can I have fraternized? can you have fraternized? can she have fraternized? can we have fraternized? can you have fraternized? can they have fraternized?
V-ing perfect
can I have been fraternizing? can you have been fraternizing? can she have been fraternizing? can we have been fraternizing? can you have been fraternizing? can they have been fraternizing?
Interro-negative form
Simple form
can't I fraternize? can't you fraternize? can't she fraternize? can't we fraternize? can't you fraternize? can't they fraternize?
V-ing form
can't I be fraternizing? can't you be fraternizing? can't she be fraternizing? can't we be fraternizing? can't you be fraternizing? can't they be fraternizing?
Perfect
can't I have fraternized? can't you have fraternized? can't she have fraternized? can't we have fraternized? can't you have fraternized? can't they have fraternized?
V-ing perfect
can't I have been fraternizing? can't you have been fraternizing? can't she have been fraternizing? can't we have been fraternizing? can't you have been fraternizing? can't they have been fraternizing?