English verb conjugation
CAN PERUSE

Regular verb: peruse - perused - perused

Affirmation

Simple form	V-ing form
I can peruse you can peruse he can peruse we can peruse you can peruse they can peruse	I can be perusing you can be perusing he can be perusing we can be perusing you can be perusing they can be perusing
Perfect	V-ing perfect
I can have perused you can have perused he can have perused we can have perused you can have perused they can have perused	I can have been perusing you can have been perusing he can have been perusing we can have been perusing you can have been perusing they can have been perusing

Negation

Simple form	V-ing form
I cannot peruse you cannot peruse he cannot peruse we cannot peruse you cannot peruse they cannot peruse	I cannot be perusing you cannot be perusing he cannot be perusing we cannot be perusing you cannot be perusing they cannot be perusing
Perfect	V-ing perfect
I cannot have perused you cannot have perused he cannot have perused we cannot have perused you cannot have perused they cannot have perused	I cannot have been perusing you cannot have been perusing he cannot have been perusing we cannot have been perusing you cannot have been perusing they cannot have been perusing

Interrogative form

Simple form	V-ing form
can I peruse? can you peruse? can he peruse? can we peruse? can you peruse? can they peruse?	can I be perusing? can you be perusing? can he be perusing? can we be perusing? can you be perusing? can they be perusing?
Perfect	V-ing perfect
can I have perused? can you have perused? can he have perused? can we have perused? can you have perused? can they have perused?	can I have been perusing? can you have been perusing? can he have been perusing? can we have been perusing? can you have been perusing? can they have been perusing?

Interro-negative form

Simple form	V-ing form
can I not peruse? can you not peruse? can he not peruse? can we not peruse? can you not peruse? can they not peruse?	can I not be perusing? can you not be perusing? can he not be perusing? can we not be perusing? can you not be perusing? can they not be perusing?
Perfect	V-ing perfect
can I not have perused? can you not have perused? can he not have perused? can we not have perused? can you not have perused? can they not have perused?	can I not have been perusing? can you not have been perusing? can he not have been perusing? can we not have been perusing? can you not have been perusing? can they not have been perusing?