I could free-fall you could free-fall she could free-fall we could free-fall you could free-fall they could free-fall
V-ing form
I could be free-falling you could be free-falling she could be free-falling we could be free-falling you could be free-falling they could be free-falling
Perfect
I could have free-fallen you could have free-fallen she could have free-fallen we could have free-fallen you could have free-fallen they could have free-fallen
V-ing perfect
I could have been free-falling you could have been free-falling she could have been free-falling we could have been free-falling you could have been free-falling they could have been free-falling
Negation
Simple form
I could not free-fall you could not free-fall she could not free-fall we could not free-fall you could not free-fall they could not free-fall
V-ing form
I could not be free-falling you could not be free-falling she could not be free-falling we could not be free-falling you could not be free-falling they could not be free-falling
Perfect
I could not have free-fallen you could not have free-fallen she could not have free-fallen we could not have free-fallen you could not have free-fallen they could not have free-fallen
V-ing perfect
I could not have been free-falling you could not have been free-falling she could not have been free-falling we could not have been free-falling you could not have been free-falling they could not have been free-falling
Interrogative form
Simple form
could I free-fall? could you free-fall? could she free-fall? could we free-fall? could you free-fall? could they free-fall?
V-ing form
could I be free-falling? could you be free-falling? could she be free-falling? could we be free-falling? could you be free-falling? could they be free-falling?
Perfect
could I have free-fallen? could you have free-fallen? could she have free-fallen? could we have free-fallen? could you have free-fallen? could they have free-fallen?
V-ing perfect
could I have been free-falling? could you have been free-falling? could she have been free-falling? could we have been free-falling? could you have been free-falling? could they have been free-falling?
Interro-negative form
Simple form
could I not free-fall? could you not free-fall? could she not free-fall? could we not free-fall? could you not free-fall? could they not free-fall?
V-ing form
could I not be free-falling? could you not be free-falling? could she not be free-falling? could we not be free-falling? could you not be free-falling? could they not be free-falling?
Perfect
could I not have free-fallen? could you not have free-fallen? could she not have free-fallen? could we not have free-fallen? could you not have free-fallen? could they not have free-fallen?
V-ing perfect
could I not have been free-falling? could you not have been free-falling? could she not have been free-falling? could we not have been free-falling? could you not have been free-falling? could they not have been free-falling?