I can tin you can tin she can tin we can tin you can tin they can tin
V-ing form
I can be tinning you can be tinning she can be tinning we can be tinning you can be tinning they can be tinning
Perfect
I can have tinned you can have tinned she can have tinned we can have tinned you can have tinned they can have tinned
V-ing perfect
I can have been tinning you can have been tinning she can have been tinning we can have been tinning you can have been tinning they can have been tinning
Negation
Simple form
I can't tin you can't tin she can't tin we can't tin you can't tin they can't tin
V-ing form
I can't be tinning you can't be tinning she can't be tinning we can't be tinning you can't be tinning they can't be tinning
Perfect
I can't have tinned you can't have tinned she can't have tinned we can't have tinned you can't have tinned they can't have tinned
V-ing perfect
I can't have been tinning you can't have been tinning she can't have been tinning we can't have been tinning you can't have been tinning they can't have been tinning
Interrogative form
Simple form
can I tin? can you tin? can she tin? can we tin? can you tin? can they tin?
V-ing form
can I be tinning? can you be tinning? can she be tinning? can we be tinning? can you be tinning? can they be tinning?
Perfect
can I have tinned? can you have tinned? can she have tinned? can we have tinned? can you have tinned? can they have tinned?
V-ing perfect
can I have been tinning? can you have been tinning? can she have been tinning? can we have been tinning? can you have been tinning? can they have been tinning?
Interro-negative form
Simple form
can't I tin? can't you tin? can't she tin? can't we tin? can't you tin? can't they tin?
V-ing form
can't I be tinning? can't you be tinning? can't she be tinning? can't we be tinning? can't you be tinning? can't they be tinning?
Perfect
can't I have tinned? can't you have tinned? can't she have tinned? can't we have tinned? can't you have tinned? can't they have tinned?
V-ing perfect
can't I have been tinning? can't you have been tinning? can't she have been tinning? can't we have been tinning? can't you have been tinning? can't they have been tinning?