English verb conjugation
CAN TIN

Regular verb: tin - tinned - tinned

Affirmation

Simple form	V-ing form
I can tin you can tin she can tin we can tin you can tin they can tin	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	V-ing 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	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	V-ing form
I cannot tin you cannot tin she cannot tin we cannot tin you cannot tin they cannot tin	I cannot be tinning you cannot be tinning she cannot be tinning we cannot be tinning you cannot be tinning they cannot be tinning
Perfect	V-ing perfect
I cannot have tinned you cannot have tinned she cannot have tinned we cannot have tinned you cannot have tinned they cannot have tinned	I cannot have been tinning you cannot have been tinning she cannot have been tinning we cannot have been tinning you cannot have been tinning they cannot have been tinning

Interrogative form

Simple form	V-ing form
can I tin? can you tin? can she tin? can we tin? can you tin? can they tin?	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	V-ing 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?	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	V-ing form
can I not tin? can you not tin? can she not tin? can we not tin? can you not tin? can they not tin?	can I not be tinning? can you not be tinning? can she not be tinning? can we not be tinning? can you not be tinning? can they not be tinning?
Perfect	V-ing perfect
can I not have tinned? can you not have tinned? can she not have tinned? can we not have tinned? can you not have tinned? can they not have tinned?	can I not have been tinning? can you not have been tinning? can she not have been tinning? can we not have been tinning? can you not have been tinning? can they not have been tinning?