Conjugación del verbo inglés
CAN CONTEST

Verbo regular: contest - contested - contested

Afirmación

Forma simple	Forma con V-ing
I can contest you can contest she can contest we can contest you can contest they can contest	I can be contesting you can be contesting she can be contesting we can be contesting you can be contesting they can be contesting
Perfecto	Perfecto con V-ing
I can have contested you can have contested she can have contested we can have contested you can have contested they can have contested	I can have been contesting you can have been contesting she can have been contesting we can have been contesting you can have been contesting they can have been contesting

Negación

Forma simple	Forma con V-ing
I cannot contest you cannot contest she cannot contest we cannot contest you cannot contest they cannot contest	I cannot be contesting you cannot be contesting she cannot be contesting we cannot be contesting you cannot be contesting they cannot be contesting
Perfecto	Perfecto con V-ing
I cannot have contested you cannot have contested she cannot have contested we cannot have contested you cannot have contested they cannot have contested	I cannot have been contesting you cannot have been contesting she cannot have been contesting we cannot have been contesting you cannot have been contesting they cannot have been contesting

Forma interrogativa

Forma simple	Forma con V-ing
can I contest? can you contest? can she contest? can we contest? can you contest? can they contest?	can I be contesting? can you be contesting? can she be contesting? can we be contesting? can you be contesting? can they be contesting?
Perfecto	Perfecto con V-ing
can I have contested? can you have contested? can she have contested? can we have contested? can you have contested? can they have contested?	can I have been contesting? can you have been contesting? can she have been contesting? can we have been contesting? can you have been contesting? can they have been contesting?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not contest? can you not contest? can she not contest? can we not contest? can you not contest? can they not contest?	can I not be contesting? can you not be contesting? can she not be contesting? can we not be contesting? can you not be contesting? can they not be contesting?
Perfecto	Perfecto con V-ing
can I not have contested? can you not have contested? can she not have contested? can we not have contested? can you not have contested? can they not have contested?	can I not have been contesting? can you not have been contesting? can she not have been contesting? can we not have been contesting? can you not have been contesting? can they not have been contesting?