could expense
Verbo regular: expense - expensed- expensed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could expense
you could expense
she could expense
we could expense
you could expense
they could expense 	I could be expensing
you could be expensing
she could be expensing
we could be expensing
you could be expensing
they could be expensing	I could have expensed
you could have expensed
she could have expensed
we could have expensed
you could have expensed
they could have expensed	I could have been expensing
you could have been expensing
she could have been expensing
we could have been expensing
you could have been expensing
they could have been expensing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not expense
you could not expense
she could not expense
we could not expense
you could not expense
they could not expense 	I could not be expensing
you could not be expensing
she could not be expensing
we could not be expensing
you could not be expensing
they could not be expensing	I could not have expensed
you could not have expensed
she could not have expensed
we could not have expensed
you could not have expensed
they could not have expensed	I could not have been expensing
you could not have been expensing
she could not have been expensing
we could not have been expensing
you could not have been expensing
they could not have been expensing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I expense?
could you expense?
could she expense?
could we expense?
could you expense?
could they expense? 	could I be expensing?
could you be expensing?
could she be expensing?
could we be expensing?
could you be expensing?
could they be expensing? 	could I have expensed?
could you have expensed?
could she have expensed?
could we have expensed?
could you have expensed?
could they have expensed? 	could I have been expensing?
could you have been expensing?
could she have been expensing?
could we have been expensing?
could you have been expensing?
could they have been expensing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not expense?
could you not expense?
could she not expense?
could we not expense?
could you not expense?
could they not expense? 	could I not be expensing?
could you not be expensing?
could she not be expensing?
could we not be expensing?
could you not be expensing?
could they not be expensing? 	could I not have expensed?
could you not have expensed?
could she not have expensed?
could we not have expensed?
could you not have expensed?
could they not have expensed? 	could I not have been expensing?
could you not have been expensing?
could she not have been expensing?
could we not have been expensing?
could you not have been expensing?
could they not have been expensing?