English verb conjugation
CAN EXPEND

Regular verb: expend - expended - expended

Affirmation

Simple form	V-ing form
I can expend you can expend he can expend we can expend you can expend they can expend	I can be expending you can be expending he can be expending we can be expending you can be expending they can be expending
Perfect	V-ing perfect
I can have expended you can have expended he can have expended we can have expended you can have expended they can have expended	I can have been expending you can have been expending he can have been expending we can have been expending you can have been expending they can have been expending

Negation

Simple form	V-ing form
I cannot expend you cannot expend he cannot expend we cannot expend you cannot expend they cannot expend	I cannot be expending you cannot be expending he cannot be expending we cannot be expending you cannot be expending they cannot be expending
Perfect	V-ing perfect
I cannot have expended you cannot have expended he cannot have expended we cannot have expended you cannot have expended they cannot have expended	I cannot have been expending you cannot have been expending he cannot have been expending we cannot have been expending you cannot have been expending they cannot have been expending

Interrogative form

Simple form	V-ing form
can I expend? can you expend? can he expend? can we expend? can you expend? can they expend?	can I be expending? can you be expending? can he be expending? can we be expending? can you be expending? can they be expending?
Perfect	V-ing perfect
can I have expended? can you have expended? can he have expended? can we have expended? can you have expended? can they have expended?	can I have been expending? can you have been expending? can he have been expending? can we have been expending? can you have been expending? can they have been expending?

Interro-negative form

Simple form	V-ing form
can I not expend? can you not expend? can he not expend? can we not expend? can you not expend? can they not expend?	can I not be expending? can you not be expending? can he not be expending? can we not be expending? can you not be expending? can they not be expending?
Perfect	V-ing perfect
can I not have expended? can you not have expended? can he not have expended? can we not have expended? can you not have expended? can they not have expended?	can I not have been expending? can you not have been expending? can he not have been expending? can we not have been expending? can you not have been expending? can they not have been expending?