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 can't expend you can't expend he can't expend we can't expend you can't expend they can't expend	I can't be expending you can't be expending he can't be expending we can't be expending you can't be expending they can't be expending
Perfect	V-ing perfect
I can't have expended you can't have expended he can't have expended we can't have expended you can't have expended they can't have expended	I can't have been expending you can't have been expending he can't have been expending we can't have been expending you can't have been expending they can't 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't I expend? can't you expend? can't he expend? can't we expend? can't you expend? can't they expend?	can't I be expending? can't you be expending? can't he be expending? can't we be expending? can't you be expending? can't they be expending?
Perfect	V-ing perfect
can't I have expended? can't you have expended? can't he have expended? can't we have expended? can't you have expended? can't they have expended?	can't I have been expending? can't you have been expending? can't he have been expending? can't we have been expending? can't you have been expending? can't they have been expending?