I could reconstruct you could reconstruct he could reconstruct we could reconstruct you could reconstruct they could reconstruct
V-ing form
I could be reconstructing you could be reconstructing he could be reconstructing we could be reconstructing you could be reconstructing they could be reconstructing
Perfect
I could have reconstructed you could have reconstructed he could have reconstructed we could have reconstructed you could have reconstructed they could have reconstructed
V-ing perfect
I could have been reconstructing you could have been reconstructing he could have been reconstructing we could have been reconstructing you could have been reconstructing they could have been reconstructing
Negation
Simple form
I couldn't reconstruct you couldn't reconstruct he couldn't reconstruct we couldn't reconstruct you couldn't reconstruct they couldn't reconstruct
V-ing form
I couldn't be reconstructing you couldn't be reconstructing he couldn't be reconstructing we couldn't be reconstructing you couldn't be reconstructing they couldn't be reconstructing
Perfect
I couldn't have reconstructed you couldn't have reconstructed he couldn't have reconstructed we couldn't have reconstructed you couldn't have reconstructed they couldn't have reconstructed
V-ing perfect
I couldn't have been reconstructing you couldn't have been reconstructing he couldn't have been reconstructing we couldn't have been reconstructing you couldn't have been reconstructing they couldn't have been reconstructing
Interrogative form
Simple form
could I reconstruct? could you reconstruct? could he reconstruct? could we reconstruct? could you reconstruct? could they reconstruct?
V-ing form
could I be reconstructing? could you be reconstructing? could he be reconstructing? could we be reconstructing? could you be reconstructing? could they be reconstructing?
Perfect
could I have reconstructed? could you have reconstructed? could he have reconstructed? could we have reconstructed? could you have reconstructed? could they have reconstructed?
V-ing perfect
could I have been reconstructing? could you have been reconstructing? could he have been reconstructing? could we have been reconstructing? could you have been reconstructing? could they have been reconstructing?
Interro-negative form
Simple form
couldn't I reconstruct? couldn't you reconstruct? couldn't he reconstruct? couldn't we reconstruct? couldn't you reconstruct? couldn't they reconstruct?
V-ing form
couldn't I be reconstructing? couldn't you be reconstructing? couldn't he be reconstructing? couldn't we be reconstructing? couldn't you be reconstructing? couldn't they be reconstructing?
Perfect
couldn't I have reconstructed? couldn't you have reconstructed? couldn't he have reconstructed? couldn't we have reconstructed? couldn't you have reconstructed? couldn't they have reconstructed?
V-ing perfect
couldn't I have been reconstructing? couldn't you have been reconstructing? couldn't he have been reconstructing? couldn't we have been reconstructing? couldn't you have been reconstructing? couldn't they have been reconstructing?