I can double-cross you can double-cross she can double-cross we can double-cross you can double-cross they can double-cross
V-ing form
I can be double-crossing you can be double-crossing she can be double-crossing we can be double-crossing you can be double-crossing they can be double-crossing
Perfect
I can have double-crossed you can have double-crossed she can have double-crossed we can have double-crossed you can have double-crossed they can have double-crossed
V-ing perfect
I can have been double-crossing you can have been double-crossing she can have been double-crossing we can have been double-crossing you can have been double-crossing they can have been double-crossing
Negation
Simple form
I cannot double-cross you cannot double-cross she cannot double-cross we cannot double-cross you cannot double-cross they cannot double-cross
V-ing form
I cannot be double-crossing you cannot be double-crossing she cannot be double-crossing we cannot be double-crossing you cannot be double-crossing they cannot be double-crossing
Perfect
I cannot have double-crossed you cannot have double-crossed she cannot have double-crossed we cannot have double-crossed you cannot have double-crossed they cannot have double-crossed
V-ing perfect
I cannot have been double-crossing you cannot have been double-crossing she cannot have been double-crossing we cannot have been double-crossing you cannot have been double-crossing they cannot have been double-crossing
Interrogative form
Simple form
can I double-cross? can you double-cross? can she double-cross? can we double-cross? can you double-cross? can they double-cross?
V-ing form
can I be double-crossing? can you be double-crossing? can she be double-crossing? can we be double-crossing? can you be double-crossing? can they be double-crossing?
Perfect
can I have double-crossed? can you have double-crossed? can she have double-crossed? can we have double-crossed? can you have double-crossed? can they have double-crossed?
V-ing perfect
can I have been double-crossing? can you have been double-crossing? can she have been double-crossing? can we have been double-crossing? can you have been double-crossing? can they have been double-crossing?
Interro-negative form
Simple form
can I not double-cross? can you not double-cross? can she not double-cross? can we not double-cross? can you not double-cross? can they not double-cross?
V-ing form
can I not be double-crossing? can you not be double-crossing? can she not be double-crossing? can we not be double-crossing? can you not be double-crossing? can they not be double-crossing?
Perfect
can I not have double-crossed? can you not have double-crossed? can she not have double-crossed? can we not have double-crossed? can you not have double-crossed? can they not have double-crossed?
V-ing perfect
can I not have been double-crossing? can you not have been double-crossing? can she not have been double-crossing? can we not have been double-crossing? can you not have been double-crossing? can they not have been double-crossing?