Conjugación del verbo inglés
CAN QUESTION

Verbo regular: question - questioned - questioned

Afirmación

Forma simple	Forma con V-ing
I can question you can question he can question we can question you can question they can question	I can be questioning you can be questioning he can be questioning we can be questioning you can be questioning they can be questioning
Perfecto	Perfecto con V-ing
I can have questioned you can have questioned he can have questioned we can have questioned you can have questioned they can have questioned	I can have been questioning you can have been questioning he can have been questioning we can have been questioning you can have been questioning they can have been questioning

Negación

Forma simple	Forma con V-ing
I cannot question you cannot question he cannot question we cannot question you cannot question they cannot question	I cannot be questioning you cannot be questioning he cannot be questioning we cannot be questioning you cannot be questioning they cannot be questioning
Perfecto	Perfecto con V-ing
I cannot have questioned you cannot have questioned he cannot have questioned we cannot have questioned you cannot have questioned they cannot have questioned	I cannot have been questioning you cannot have been questioning he cannot have been questioning we cannot have been questioning you cannot have been questioning they cannot have been questioning

Forma interrogativa

Forma simple	Forma con V-ing
can I question? can you question? can he question? can we question? can you question? can they question?	can I be questioning? can you be questioning? can he be questioning? can we be questioning? can you be questioning? can they be questioning?
Perfecto	Perfecto con V-ing
can I have questioned? can you have questioned? can he have questioned? can we have questioned? can you have questioned? can they have questioned?	can I have been questioning? can you have been questioning? can he have been questioning? can we have been questioning? can you have been questioning? can they have been questioning?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not question? can you not question? can he not question? can we not question? can you not question? can they not question?	can I not be questioning? can you not be questioning? can he not be questioning? can we not be questioning? can you not be questioning? can they not be questioning?
Perfecto	Perfecto con V-ing
can I not have questioned? can you not have questioned? can he not have questioned? can we not have questioned? can you not have questioned? can they not have questioned?	can I not have been questioning? can you not have been questioning? can he not have been questioning? can we not have been questioning? can you not have been questioning? can they not have been questioning?