I can skeletonise you can skeletonise she can skeletonise we can skeletonise you can skeletonise they can skeletonise
V-ing form
I can be skeletonising you can be skeletonising she can be skeletonising we can be skeletonising you can be skeletonising they can be skeletonising
Perfect
I can have skeletonised you can have skeletonised she can have skeletonised we can have skeletonised you can have skeletonised they can have skeletonised
V-ing perfect
I can have been skeletonising you can have been skeletonising she can have been skeletonising we can have been skeletonising you can have been skeletonising they can have been skeletonising
Negation
Simple form
I cannot skeletonise you cannot skeletonise she cannot skeletonise we cannot skeletonise you cannot skeletonise they cannot skeletonise
V-ing form
I cannot be skeletonising you cannot be skeletonising she cannot be skeletonising we cannot be skeletonising you cannot be skeletonising they cannot be skeletonising
Perfect
I cannot have skeletonised you cannot have skeletonised she cannot have skeletonised we cannot have skeletonised you cannot have skeletonised they cannot have skeletonised
V-ing perfect
I cannot have been skeletonising you cannot have been skeletonising she cannot have been skeletonising we cannot have been skeletonising you cannot have been skeletonising they cannot have been skeletonising
Interrogative form
Simple form
can I skeletonise? can you skeletonise? can she skeletonise? can we skeletonise? can you skeletonise? can they skeletonise?
V-ing form
can I be skeletonising? can you be skeletonising? can she be skeletonising? can we be skeletonising? can you be skeletonising? can they be skeletonising?
Perfect
can I have skeletonised? can you have skeletonised? can she have skeletonised? can we have skeletonised? can you have skeletonised? can they have skeletonised?
V-ing perfect
can I have been skeletonising? can you have been skeletonising? can she have been skeletonising? can we have been skeletonising? can you have been skeletonising? can they have been skeletonising?
Interro-negative form
Simple form
can I not skeletonise? can you not skeletonise? can she not skeletonise? can we not skeletonise? can you not skeletonise? can they not skeletonise?
V-ing form
can I not be skeletonising? can you not be skeletonising? can she not be skeletonising? can we not be skeletonising? can you not be skeletonising? can they not be skeletonising?
Perfect
can I not have skeletonised? can you not have skeletonised? can she not have skeletonised? can we not have skeletonised? can you not have skeletonised? can they not have skeletonised?
V-ing perfect
can I not have been skeletonising? can you not have been skeletonising? can she not have been skeletonising? can we not have been skeletonising? can you not have been skeletonising? can they not have been skeletonising?