can umpire
Verbo regular: umpire - umpired- umpired

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can umpire
you can umpire
he can umpire
we can umpire
you can umpire
they can umpire 	I can be umpiring
you can be umpiring
he can be umpiring
we can be umpiring
you can be umpiring
they can be umpiring	I can have umpired
you can have umpired
he can have umpired
we can have umpired
you can have umpired
they can have umpired	I can have been umpiring
you can have been umpiring
he can have been umpiring
we can have been umpiring
you can have been umpiring
they can have been umpiring	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot umpire
you cannot umpire
he cannot umpire
we cannot umpire
you cannot umpire
they cannot umpire 	I cannot be umpiring
you cannot be umpiring
he cannot be umpiring
we cannot be umpiring
you cannot be umpiring
they cannot be umpiring	I cannot have umpired
you cannot have umpired
he cannot have umpired
we cannot have umpired
you cannot have umpired
they cannot have umpired	I cannot have been umpiring
you cannot have been umpiring
he cannot have been umpiring
we cannot have been umpiring
you cannot have been umpiring
they cannot have been umpiring	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I umpire?
can you umpire?
can he umpire?
can we umpire?
can you umpire?
can they umpire? 	can I be umpiring?
can you be umpiring?
can he be umpiring?
can we be umpiring?
can you be umpiring?
can they be umpiring? 	can I have umpired?
can you have umpired?
can he have umpired?
can we have umpired?
can you have umpired?
can they have umpired? 	can I have been umpiring?
can you have been umpiring?
can he have been umpiring?
can we have been umpiring?
can you have been umpiring?
can they have been umpiring? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not umpire?
can you not umpire?
can he not umpire?
can we not umpire?
can you not umpire?
can they not umpire? 	can I not be umpiring?
can you not be umpiring?
can he not be umpiring?
can we not be umpiring?
can you not be umpiring?
can they not be umpiring? 	can I not have umpired?
can you not have umpired?
can he not have umpired?
can we not have umpired?
can you not have umpired?
can they not have umpired? 	can I not have been umpiring?
can you not have been umpiring?
can he not have been umpiring?
can we not have been umpiring?
can you not have been umpiring?
can they not have been umpiring?