English verb conjugation
CAN SHORT

Regular verb: short - shorted - shorted

Affirmation

Simple form	V-ing form
I can short you can short he can short we can short you can short they can short	I can be shorting you can be shorting he can be shorting we can be shorting you can be shorting they can be shorting
Perfect	V-ing perfect
I can have shorted you can have shorted he can have shorted we can have shorted you can have shorted they can have shorted	I can have been shorting you can have been shorting he can have been shorting we can have been shorting you can have been shorting they can have been shorting

Negation

Simple form	V-ing form
I can't short you can't short he can't short we can't short you can't short they can't short	I can't be shorting you can't be shorting he can't be shorting we can't be shorting you can't be shorting they can't be shorting
Perfect	V-ing perfect
I can't have shorted you can't have shorted he can't have shorted we can't have shorted you can't have shorted they can't have shorted	I can't have been shorting you can't have been shorting he can't have been shorting we can't have been shorting you can't have been shorting they can't have been shorting

Interrogative form

Simple form	V-ing form
can I short? can you short? can he short? can we short? can you short? can they short?	can I be shorting? can you be shorting? can he be shorting? can we be shorting? can you be shorting? can they be shorting?
Perfect	V-ing perfect
can I have shorted? can you have shorted? can he have shorted? can we have shorted? can you have shorted? can they have shorted?	can I have been shorting? can you have been shorting? can he have been shorting? can we have been shorting? can you have been shorting? can they have been shorting?

Interro-negative form

Simple form	V-ing form
can't I short? can't you short? can't he short? can't we short? can't you short? can't they short?	can't I be shorting? can't you be shorting? can't he be shorting? can't we be shorting? can't you be shorting? can't they be shorting?
Perfect	V-ing perfect
can't I have shorted? can't you have shorted? can't he have shorted? can't we have shorted? can't you have shorted? can't they have shorted?	can't I have been shorting? can't you have been shorting? can't he have been shorting? can't we have been shorting? can't you have been shorting? can't they have been shorting?