English verb conjugation
CAN UPSIZE

Regular verb: upsize - upsized - upsized

Affirmation

Simple form	V-ing form
I can upsize you can upsize he can upsize we can upsize you can upsize they can upsize	I can be upsizing you can be upsizing he can be upsizing we can be upsizing you can be upsizing they can be upsizing
Perfect	V-ing perfect
I can have upsized you can have upsized he can have upsized we can have upsized you can have upsized they can have upsized	I can have been upsizing you can have been upsizing he can have been upsizing we can have been upsizing you can have been upsizing they can have been upsizing

Negation

Simple form	V-ing form
I can't upsize you can't upsize he can't upsize we can't upsize you can't upsize they can't upsize	I can't be upsizing you can't be upsizing he can't be upsizing we can't be upsizing you can't be upsizing they can't be upsizing
Perfect	V-ing perfect
I can't have upsized you can't have upsized he can't have upsized we can't have upsized you can't have upsized they can't have upsized	I can't have been upsizing you can't have been upsizing he can't have been upsizing we can't have been upsizing you can't have been upsizing they can't have been upsizing

Interrogative form

Simple form	V-ing form
can I upsize? can you upsize? can he upsize? can we upsize? can you upsize? can they upsize?	can I be upsizing? can you be upsizing? can he be upsizing? can we be upsizing? can you be upsizing? can they be upsizing?
Perfect	V-ing perfect
can I have upsized? can you have upsized? can he have upsized? can we have upsized? can you have upsized? can they have upsized?	can I have been upsizing? can you have been upsizing? can he have been upsizing? can we have been upsizing? can you have been upsizing? can they have been upsizing?

Interro-negative form

Simple form	V-ing form
can't I upsize? can't you upsize? can't he upsize? can't we upsize? can't you upsize? can't they upsize?	can't I be upsizing? can't you be upsizing? can't he be upsizing? can't we be upsizing? can't you be upsizing? can't they be upsizing?
Perfect	V-ing perfect
can't I have upsized? can't you have upsized? can't he have upsized? can't we have upsized? can't you have upsized? can't they have upsized?	can't I have been upsizing? can't you have been upsizing? can't he have been upsizing? can't we have been upsizing? can't you have been upsizing? can't they have been upsizing?