English verb conjugation
CAN EXPENSE

Regular verb: expense - expensed - expensed

Affirmation

Simple form	V-ing form
I can expense you can expense he can expense we can expense you can expense they can expense	I can be expensing you can be expensing he can be expensing we can be expensing you can be expensing they can be expensing
Perfect	V-ing perfect
I can have expensed you can have expensed he can have expensed we can have expensed you can have expensed they can have expensed	I can have been expensing you can have been expensing he can have been expensing we can have been expensing you can have been expensing they can have been expensing

Negation

Simple form	V-ing form
I cannot expense you cannot expense he cannot expense we cannot expense you cannot expense they cannot expense	I cannot be expensing you cannot be expensing he cannot be expensing we cannot be expensing you cannot be expensing they cannot be expensing
Perfect	V-ing perfect
I cannot have expensed you cannot have expensed he cannot have expensed we cannot have expensed you cannot have expensed they cannot have expensed	I cannot have been expensing you cannot have been expensing he cannot have been expensing we cannot have been expensing you cannot have been expensing they cannot have been expensing

Interrogative form

Simple form	V-ing form
can I expense? can you expense? can he expense? can we expense? can you expense? can they expense?	can I be expensing? can you be expensing? can he be expensing? can we be expensing? can you be expensing? can they be expensing?
Perfect	V-ing perfect
can I have expensed? can you have expensed? can he have expensed? can we have expensed? can you have expensed? can they have expensed?	can I have been expensing? can you have been expensing? can he have been expensing? can we have been expensing? can you have been expensing? can they have been expensing?

Interro-negative form

Simple form	V-ing form
can I not expense? can you not expense? can he not expense? can we not expense? can you not expense? can they not expense?	can I not be expensing? can you not be expensing? can he not be expensing? can we not be expensing? can you not be expensing? can they not be expensing?
Perfect	V-ing perfect
can I not have expensed? can you not have expensed? can he not have expensed? can we not have expensed? can you not have expensed? can they not have expensed?	can I not have been expensing? can you not have been expensing? can he not have been expensing? can we not have been expensing? can you not have been expensing? can they not have been expensing?