English verb conjugation
CAN ITEM

Regular verb: item - itemed - itemed

Affirmation

Simple form	V-ing form
I can item you can item he can item we can item you can item they can item	I can be iteming you can be iteming he can be iteming we can be iteming you can be iteming they can be iteming
Perfect	V-ing perfect
I can have itemed you can have itemed he can have itemed we can have itemed you can have itemed they can have itemed	I can have been iteming you can have been iteming he can have been iteming we can have been iteming you can have been iteming they can have been iteming

Negation

Simple form	V-ing form
I can't item you can't item he can't item we can't item you can't item they can't item	I can't be iteming you can't be iteming he can't be iteming we can't be iteming you can't be iteming they can't be iteming
Perfect	V-ing perfect
I can't have itemed you can't have itemed he can't have itemed we can't have itemed you can't have itemed they can't have itemed	I can't have been iteming you can't have been iteming he can't have been iteming we can't have been iteming you can't have been iteming they can't have been iteming

Interrogative form

Simple form	V-ing form
can I item? can you item? can he item? can we item? can you item? can they item?	can I be iteming? can you be iteming? can he be iteming? can we be iteming? can you be iteming? can they be iteming?
Perfect	V-ing perfect
can I have itemed? can you have itemed? can he have itemed? can we have itemed? can you have itemed? can they have itemed?	can I have been iteming? can you have been iteming? can he have been iteming? can we have been iteming? can you have been iteming? can they have been iteming?

Interro-negative form

Simple form	V-ing form
can't I item? can't you item? can't he item? can't we item? can't you item? can't they item?	can't I be iteming? can't you be iteming? can't he be iteming? can't we be iteming? can't you be iteming? can't they be iteming?
Perfect	V-ing perfect
can't I have itemed? can't you have itemed? can't he have itemed? can't we have itemed? can't you have itemed? can't they have itemed?	can't I have been iteming? can't you have been iteming? can't he have been iteming? can't we have been iteming? can't you have been iteming? can't they have been iteming?