I can tin you can tin he can tin we can tin you can tin they can tin
V-ing form
I can be tinning you can be tinning he can be tinning we can be tinning you can be tinning they can be tinning
Perfect
I can have tinned you can have tinned he 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 he 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 he 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 he 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 he 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 he 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 he tin? can we tin? can you tin? can they tin?
V-ing form
can I be tinning? can you be tinning? can he be tinning? can we be tinning? can you be tinning? can they be tinning?
Perfect
can I have tinned? can you have tinned? can he 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 he 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 he 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 he 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 he 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 he have been tinning? can't we have been tinning? can't you have been tinning? can't they have been tinning?