to certify
Verbo regular: certify - certified- certified

Indicativo 	
Presente 	Presente continuo 	Pretérito 	Pretérito continuo 	
I certify
you certify
he certifies
we certify
you certify
they certify 	Iamcertifying
youarecertifying
heiscertifying
wearecertifying
youarecertifying
theyarecertifying	I certified
you certified
he certified
we certified
you certified
they certified	Iwascertifying
youwerecertifying
hewascertifying
wewerecertifying
youwerecertifying
theywerecertifying	
Presente perfecto 	Presente perfecto continuo 	Pluscuamperfecto 	Pluscuamperfecto continuo 	
I have certified
you have certified
he has certified
we have certified
you have certified
they have certified	I have been certifying
you have been certifying
hehasbeen certifying
we have been certifying
you have been certifying
they have been certifying	I had certified
you had certified
he had certified
we had certified
you had certified
they had certified	I had been certifying
you had been certifying
he had been certifying
we had been certifying
you had been certifying
they had been certifying	
Futuro simple 	Futuro continuo 	Futuro perfecto 	Futuro perfecto contínuo 	
I will certify
you will certify
he will certify
we will certify
you will certify
they will certify 	I will be certifying
you will be certifying
he will be certifying
we will be certifying
you will be certifying
they will be certifying	I will have certified
you will have certified
he will have certified
we will have certified
you will have certified
they will have certified	I will have been certifying
you will have been certifying
he will have been certifying
we will have been certifying
you will have been certifying
they will have been certifying	

Condicional 	
Presente 	Presente continuo 	Passado 	Passado continuo 	
I would certify
you would certify
he would certify
we would certify
you would certify
they would certify 	I would be certifying
you would be certifying
he would be certifying
we would be certifying
you would be certifying
they would be certifying	I would have certified
you would have certified
he would have certified
we would have certified
you would have certified
they would have certified	I would have been certifying
you would have been certifying
he would have been certifying
we would have been certifying
you would have been certifying
they would have been certifying	

Infinitivo 	
Imperativo 	
Infinitivo 	 	Imperativo 	 	
to certify 	 	certify
Let's certify
certify 	 	

Participio 	
Presente 	Passado 	 	 	
certifying	certified