English verb conjugation
CAN COIN

Regular verb: coin - coined - coined

Affirmation

Simple form	V-ing form
I can coin you can coin he can coin we can coin you can coin they can coin	I can be coining you can be coining he can be coining we can be coining you can be coining they can be coining
Perfect	V-ing perfect
I can have coined you can have coined he can have coined we can have coined you can have coined they can have coined	I can have been coining you can have been coining he can have been coining we can have been coining you can have been coining they can have been coining

Negation

Simple form	V-ing form
I can't coin you can't coin he can't coin we can't coin you can't coin they can't coin	I can't be coining you can't be coining he can't be coining we can't be coining you can't be coining they can't be coining
Perfect	V-ing perfect
I can't have coined you can't have coined he can't have coined we can't have coined you can't have coined they can't have coined	I can't have been coining you can't have been coining he can't have been coining we can't have been coining you can't have been coining they can't have been coining

Interrogative form

Simple form	V-ing form
can I coin? can you coin? can he coin? can we coin? can you coin? can they coin?	can I be coining? can you be coining? can he be coining? can we be coining? can you be coining? can they be coining?
Perfect	V-ing perfect
can I have coined? can you have coined? can he have coined? can we have coined? can you have coined? can they have coined?	can I have been coining? can you have been coining? can he have been coining? can we have been coining? can you have been coining? can they have been coining?

Interro-negative form

Simple form	V-ing form
can't I coin? can't you coin? can't he coin? can't we coin? can't you coin? can't they coin?	can't I be coining? can't you be coining? can't he be coining? can't we be coining? can't you be coining? can't they be coining?
Perfect	V-ing perfect
can't I have coined? can't you have coined? can't he have coined? can't we have coined? can't you have coined? can't they have coined?	can't I have been coining? can't you have been coining? can't he have been coining? can't we have been coining? can't you have been coining? can't they have been coining?