Conjugación del verbo inglés
CAN RETESTIFY

Verbo regular: retestify - retestified - retestified

Afirmación

Forma simple	Forma con V-ing
I can retestify you can retestify she can retestify we can retestify you can retestify they can retestify	I can be retestifying you can be retestifying she can be retestifying we can be retestifying you can be retestifying they can be retestifying
Perfecto	Perfecto con V-ing
I can have retestified you can have retestified she can have retestified we can have retestified you can have retestified they can have retestified	I can have been retestifying you can have been retestifying she can have been retestifying we can have been retestifying you can have been retestifying they can have been retestifying

Negación

Forma simple	Forma con V-ing
I can't retestify you can't retestify she can't retestify we can't retestify you can't retestify they can't retestify	I can't be retestifying you can't be retestifying she can't be retestifying we can't be retestifying you can't be retestifying they can't be retestifying
Perfecto	Perfecto con V-ing
I can't have retestified you can't have retestified she can't have retestified we can't have retestified you can't have retestified they can't have retestified	I can't have been retestifying you can't have been retestifying she can't have been retestifying we can't have been retestifying you can't have been retestifying they can't have been retestifying

Forma interrogativa

Forma simple	Forma con V-ing
can I retestify? can you retestify? can she retestify? can we retestify? can you retestify? can they retestify?	can I be retestifying? can you be retestifying? can she be retestifying? can we be retestifying? can you be retestifying? can they be retestifying?
Perfecto	Perfecto con V-ing
can I have retestified? can you have retestified? can she have retestified? can we have retestified? can you have retestified? can they have retestified?	can I have been retestifying? can you have been retestifying? can she have been retestifying? can we have been retestifying? can you have been retestifying? can they have been retestifying?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I retestify? can't you retestify? can't she retestify? can't we retestify? can't you retestify? can't they retestify?	can't I be retestifying? can't you be retestifying? can't she be retestifying? can't we be retestifying? can't you be retestifying? can't they be retestifying?
Perfecto	Perfecto con V-ing
can't I have retestified? can't you have retestified? can't she have retestified? can't we have retestified? can't you have retestified? can't they have retestified?	can't I have been retestifying? can't you have been retestifying? can't she have been retestifying? can't we have been retestifying? can't you have been retestifying? can't they have been retestifying?