Conjugación del verbo inglés
CAN TRAM

Verbo regular: tram - tramed - tramed

Afirmación

Forma simple	Forma con V-ing
I can tram you can tram he can tram we can tram you can tram they can tram	I can be traming you can be traming he can be traming we can be traming you can be traming they can be traming
Perfecto	Perfecto con V-ing
I can have tramed you can have tramed he can have tramed we can have tramed you can have tramed they can have tramed	I can have been traming you can have been traming he can have been traming we can have been traming you can have been traming they can have been traming

Negación

Forma simple	Forma con V-ing
I cannot tram you cannot tram he cannot tram we cannot tram you cannot tram they cannot tram	I cannot be traming you cannot be traming he cannot be traming we cannot be traming you cannot be traming they cannot be traming
Perfecto	Perfecto con V-ing
I cannot have tramed you cannot have tramed he cannot have tramed we cannot have tramed you cannot have tramed they cannot have tramed	I cannot have been traming you cannot have been traming he cannot have been traming we cannot have been traming you cannot have been traming they cannot have been traming

Forma interrogativa

Forma simple	Forma con V-ing
can I tram? can you tram? can he tram? can we tram? can you tram? can they tram?	can I be traming? can you be traming? can he be traming? can we be traming? can you be traming? can they be traming?
Perfecto	Perfecto con V-ing
can I have tramed? can you have tramed? can he have tramed? can we have tramed? can you have tramed? can they have tramed?	can I have been traming? can you have been traming? can he have been traming? can we have been traming? can you have been traming? can they have been traming?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not tram? can you not tram? can he not tram? can we not tram? can you not tram? can they not tram?	can I not be traming? can you not be traming? can he not be traming? can we not be traming? can you not be traming? can they not be traming?
Perfecto	Perfecto con V-ing
can I not have tramed? can you not have tramed? can he not have tramed? can we not have tramed? can you not have tramed? can they not have tramed?	can I not have been traming? can you not have been traming? can he not have been traming? can we not have been traming? can you not have been traming? can they not have been traming?