I can counterbid you can counterbid she can counterbid we can counterbid you can counterbid they can counterbid
V-ing form
I can be counterbiding you can be counterbiding she can be counterbiding we can be counterbiding you can be counterbiding they can be counterbiding
Perfect
I can have counterbid you can have counterbid she can have counterbid we can have counterbid you can have counterbid they can have counterbid
V-ing perfect
I can have been counterbiding you can have been counterbiding she can have been counterbiding we can have been counterbiding you can have been counterbiding they can have been counterbiding
Negation
Simple form
I cannot counterbid you cannot counterbid she cannot counterbid we cannot counterbid you cannot counterbid they cannot counterbid
V-ing form
I cannot be counterbiding you cannot be counterbiding she cannot be counterbiding we cannot be counterbiding you cannot be counterbiding they cannot be counterbiding
Perfect
I cannot have counterbid you cannot have counterbid she cannot have counterbid we cannot have counterbid you cannot have counterbid they cannot have counterbid
V-ing perfect
I cannot have been counterbiding you cannot have been counterbiding she cannot have been counterbiding we cannot have been counterbiding you cannot have been counterbiding they cannot have been counterbiding
Interrogative form
Simple form
can I counterbid? can you counterbid? can she counterbid? can we counterbid? can you counterbid? can they counterbid?
V-ing form
can I be counterbiding? can you be counterbiding? can she be counterbiding? can we be counterbiding? can you be counterbiding? can they be counterbiding?
Perfect
can I have counterbid? can you have counterbid? can she have counterbid? can we have counterbid? can you have counterbid? can they have counterbid?
V-ing perfect
can I have been counterbiding? can you have been counterbiding? can she have been counterbiding? can we have been counterbiding? can you have been counterbiding? can they have been counterbiding?
Interro-negative form
Simple form
can I not counterbid? can you not counterbid? can she not counterbid? can we not counterbid? can you not counterbid? can they not counterbid?
V-ing form
can I not be counterbiding? can you not be counterbiding? can she not be counterbiding? can we not be counterbiding? can you not be counterbiding? can they not be counterbiding?
Perfect
can I not have counterbid? can you not have counterbid? can she not have counterbid? can we not have counterbid? can you not have counterbid? can they not have counterbid?
V-ing perfect
can I not have been counterbiding? can you not have been counterbiding? can she not have been counterbiding? can we not have been counterbiding? can you not have been counterbiding? can they not have been counterbiding?