English verb conjugation
CAN ROOM

Regular verb: room - roomed - roomed

Affirmation

Simple form	V-ing form
I can room you can room he can room we can room you can room they can room	I can be rooming you can be rooming he can be rooming we can be rooming you can be rooming they can be rooming
Perfect	V-ing perfect
I can have roomed you can have roomed he can have roomed we can have roomed you can have roomed they can have roomed	I can have been rooming you can have been rooming he can have been rooming we can have been rooming you can have been rooming they can have been rooming

Negation

Simple form	V-ing form
I cannot room you cannot room he cannot room we cannot room you cannot room they cannot room	I cannot be rooming you cannot be rooming he cannot be rooming we cannot be rooming you cannot be rooming they cannot be rooming
Perfect	V-ing perfect
I cannot have roomed you cannot have roomed he cannot have roomed we cannot have roomed you cannot have roomed they cannot have roomed	I cannot have been rooming you cannot have been rooming he cannot have been rooming we cannot have been rooming you cannot have been rooming they cannot have been rooming

Interrogative form

Simple form	V-ing form
can I room? can you room? can he room? can we room? can you room? can they room?	can I be rooming? can you be rooming? can he be rooming? can we be rooming? can you be rooming? can they be rooming?
Perfect	V-ing perfect
can I have roomed? can you have roomed? can he have roomed? can we have roomed? can you have roomed? can they have roomed?	can I have been rooming? can you have been rooming? can he have been rooming? can we have been rooming? can you have been rooming? can they have been rooming?

Interro-negative form

Simple form	V-ing form
can I not room? can you not room? can he not room? can we not room? can you not room? can they not room?	can I not be rooming? can you not be rooming? can he not be rooming? can we not be rooming? can you not be rooming? can they not be rooming?
Perfect	V-ing perfect
can I not have roomed? can you not have roomed? can he not have roomed? can we not have roomed? can you not have roomed? can they not have roomed?	can I not have been rooming? can you not have been rooming? can he not have been rooming? can we not have been rooming? can you not have been rooming? can they not have been rooming?