I could prepossess you could prepossess she could prepossess we could prepossess you could prepossess they could prepossess
V-ing form
I could be prepossessing you could be prepossessing she could be prepossessing we could be prepossessing you could be prepossessing they could be prepossessing
Perfect
I could have prepossessed you could have prepossessed she could have prepossessed we could have prepossessed you could have prepossessed they could have prepossessed
V-ing perfect
I could have been prepossessing you could have been prepossessing she could have been prepossessing we could have been prepossessing you could have been prepossessing they could have been prepossessing
Negation
Simple form
I could not prepossess you could not prepossess she could not prepossess we could not prepossess you could not prepossess they could not prepossess
V-ing form
I could not be prepossessing you could not be prepossessing she could not be prepossessing we could not be prepossessing you could not be prepossessing they could not be prepossessing
Perfect
I could not have prepossessed you could not have prepossessed she could not have prepossessed we could not have prepossessed you could not have prepossessed they could not have prepossessed
V-ing perfect
I could not have been prepossessing you could not have been prepossessing she could not have been prepossessing we could not have been prepossessing you could not have been prepossessing they could not have been prepossessing
Interrogative form
Simple form
could I prepossess? could you prepossess? could she prepossess? could we prepossess? could you prepossess? could they prepossess?
V-ing form
could I be prepossessing? could you be prepossessing? could she be prepossessing? could we be prepossessing? could you be prepossessing? could they be prepossessing?
Perfect
could I have prepossessed? could you have prepossessed? could she have prepossessed? could we have prepossessed? could you have prepossessed? could they have prepossessed?
V-ing perfect
could I have been prepossessing? could you have been prepossessing? could she have been prepossessing? could we have been prepossessing? could you have been prepossessing? could they have been prepossessing?
Interro-negative form
Simple form
could I not prepossess? could you not prepossess? could she not prepossess? could we not prepossess? could you not prepossess? could they not prepossess?
V-ing form
could I not be prepossessing? could you not be prepossessing? could she not be prepossessing? could we not be prepossessing? could you not be prepossessing? could they not be prepossessing?
Perfect
could I not have prepossessed? could you not have prepossessed? could she not have prepossessed? could we not have prepossessed? could you not have prepossessed? could they not have prepossessed?
V-ing perfect
could I not have been prepossessing? could you not have been prepossessing? could she not have been prepossessing? could we not have been prepossessing? could you not have been prepossessing? could they not have been prepossessing?