English verb conjugation
CAN UPSISE

Regular verb: upsise - upsised - upsised

Affirmation

Simple form	V-ing form
I can upsise you can upsise he can upsise we can upsise you can upsise they can upsise	I can be upsising you can be upsising he can be upsising we can be upsising you can be upsising they can be upsising
Perfect	V-ing perfect
I can have upsised you can have upsised he can have upsised we can have upsised you can have upsised they can have upsised	I can have been upsising you can have been upsising he can have been upsising we can have been upsising you can have been upsising they can have been upsising

Negation

Simple form	V-ing form
I can't upsise you can't upsise he can't upsise we can't upsise you can't upsise they can't upsise	I can't be upsising you can't be upsising he can't be upsising we can't be upsising you can't be upsising they can't be upsising
Perfect	V-ing perfect
I can't have upsised you can't have upsised he can't have upsised we can't have upsised you can't have upsised they can't have upsised	I can't have been upsising you can't have been upsising he can't have been upsising we can't have been upsising you can't have been upsising they can't have been upsising

Interrogative form

Simple form	V-ing form
can I upsise? can you upsise? can he upsise? can we upsise? can you upsise? can they upsise?	can I be upsising? can you be upsising? can he be upsising? can we be upsising? can you be upsising? can they be upsising?
Perfect	V-ing perfect
can I have upsised? can you have upsised? can he have upsised? can we have upsised? can you have upsised? can they have upsised?	can I have been upsising? can you have been upsising? can he have been upsising? can we have been upsising? can you have been upsising? can they have been upsising?

Interro-negative form

Simple form	V-ing form
can't I upsise? can't you upsise? can't he upsise? can't we upsise? can't you upsise? can't they upsise?	can't I be upsising? can't you be upsising? can't he be upsising? can't we be upsising? can't you be upsising? can't they be upsising?
Perfect	V-ing perfect
can't I have upsised? can't you have upsised? can't he have upsised? can't we have upsised? can't you have upsised? can't they have upsised?	can't I have been upsising? can't you have been upsising? can't he have been upsising? can't we have been upsising? can't you have been upsising? can't they have been upsising?