English verb conjugation
CAN RADIOPHONE

Regular verb: radiophone - radiophoned - radiophoned

Affirmation

Simple form	V-ing form
I can radiophone you can radiophone he can radiophone we can radiophone you can radiophone they can radiophone	I can be radiophoning you can be radiophoning he can be radiophoning we can be radiophoning you can be radiophoning they can be radiophoning
Perfect	V-ing perfect
I can have radiophoned you can have radiophoned he can have radiophoned we can have radiophoned you can have radiophoned they can have radiophoned	I can have been radiophoning you can have been radiophoning he can have been radiophoning we can have been radiophoning you can have been radiophoning they can have been radiophoning

Negation

Simple form	V-ing form
I cannot radiophone you cannot radiophone he cannot radiophone we cannot radiophone you cannot radiophone they cannot radiophone	I cannot be radiophoning you cannot be radiophoning he cannot be radiophoning we cannot be radiophoning you cannot be radiophoning they cannot be radiophoning
Perfect	V-ing perfect
I cannot have radiophoned you cannot have radiophoned he cannot have radiophoned we cannot have radiophoned you cannot have radiophoned they cannot have radiophoned	I cannot have been radiophoning you cannot have been radiophoning he cannot have been radiophoning we cannot have been radiophoning you cannot have been radiophoning they cannot have been radiophoning

Interrogative form

Simple form	V-ing form
can I radiophone? can you radiophone? can he radiophone? can we radiophone? can you radiophone? can they radiophone?	can I be radiophoning? can you be radiophoning? can he be radiophoning? can we be radiophoning? can you be radiophoning? can they be radiophoning?
Perfect	V-ing perfect
can I have radiophoned? can you have radiophoned? can he have radiophoned? can we have radiophoned? can you have radiophoned? can they have radiophoned?	can I have been radiophoning? can you have been radiophoning? can he have been radiophoning? can we have been radiophoning? can you have been radiophoning? can they have been radiophoning?

Interro-negative form

Simple form	V-ing form
can I not radiophone? can you not radiophone? can he not radiophone? can we not radiophone? can you not radiophone? can they not radiophone?	can I not be radiophoning? can you not be radiophoning? can he not be radiophoning? can we not be radiophoning? can you not be radiophoning? can they not be radiophoning?
Perfect	V-ing perfect
can I not have radiophoned? can you not have radiophoned? can he not have radiophoned? can we not have radiophoned? can you not have radiophoned? can they not have radiophoned?	can I not have been radiophoning? can you not have been radiophoning? can he not have been radiophoning? can we not have been radiophoning? can you not have been radiophoning? can they not have been radiophoning?