I could transpose you could transpose she could transpose we could transpose you could transpose they could transpose
V-ing form
I could be transposing you could be transposing she could be transposing we could be transposing you could be transposing they could be transposing
Perfect
I could have transposed you could have transposed she could have transposed we could have transposed you could have transposed they could have transposed
V-ing perfect
I could have been transposing you could have been transposing she could have been transposing we could have been transposing you could have been transposing they could have been transposing
Negation
Simple form
I could not transpose you could not transpose she could not transpose we could not transpose you could not transpose they could not transpose
V-ing form
I could not be transposing you could not be transposing she could not be transposing we could not be transposing you could not be transposing they could not be transposing
Perfect
I could not have transposed you could not have transposed she could not have transposed we could not have transposed you could not have transposed they could not have transposed
V-ing perfect
I could not have been transposing you could not have been transposing she could not have been transposing we could not have been transposing you could not have been transposing they could not have been transposing
Interrogative form
Simple form
could I transpose? could you transpose? could she transpose? could we transpose? could you transpose? could they transpose?
V-ing form
could I be transposing? could you be transposing? could she be transposing? could we be transposing? could you be transposing? could they be transposing?
Perfect
could I have transposed? could you have transposed? could she have transposed? could we have transposed? could you have transposed? could they have transposed?
V-ing perfect
could I have been transposing? could you have been transposing? could she have been transposing? could we have been transposing? could you have been transposing? could they have been transposing?
Interro-negative form
Simple form
could I not transpose? could you not transpose? could she not transpose? could we not transpose? could you not transpose? could they not transpose?
V-ing form
could I not be transposing? could you not be transposing? could she not be transposing? could we not be transposing? could you not be transposing? could they not be transposing?
Perfect
could I not have transposed? could you not have transposed? could she not have transposed? could we not have transposed? could you not have transposed? could they not have transposed?
V-ing perfect
could I not have been transposing? could you not have been transposing? could she not have been transposing? could we not have been transposing? could you not have been transposing? could they not have been transposing?