Conjugación del verbo inglés
CAN ROAR

Verbo regular: roar - roared - roared

Afirmación

Forma simple	Forma con V-ing
I can roar you can roar he can roar we can roar you can roar they can roar	I can be roaring you can be roaring he can be roaring we can be roaring you can be roaring they can be roaring
Perfecto	Perfecto con V-ing
I can have roared you can have roared he can have roared we can have roared you can have roared they can have roared	I can have been roaring you can have been roaring he can have been roaring we can have been roaring you can have been roaring they can have been roaring

Negación

Forma simple	Forma con V-ing
I cannot roar you cannot roar he cannot roar we cannot roar you cannot roar they cannot roar	I cannot be roaring you cannot be roaring he cannot be roaring we cannot be roaring you cannot be roaring they cannot be roaring
Perfecto	Perfecto con V-ing
I cannot have roared you cannot have roared he cannot have roared we cannot have roared you cannot have roared they cannot have roared	I cannot have been roaring you cannot have been roaring he cannot have been roaring we cannot have been roaring you cannot have been roaring they cannot have been roaring

Forma interrogativa

Forma simple	Forma con V-ing
can I roar? can you roar? can he roar? can we roar? can you roar? can they roar?	can I be roaring? can you be roaring? can he be roaring? can we be roaring? can you be roaring? can they be roaring?
Perfecto	Perfecto con V-ing
can I have roared? can you have roared? can he have roared? can we have roared? can you have roared? can they have roared?	can I have been roaring? can you have been roaring? can he have been roaring? can we have been roaring? can you have been roaring? can they have been roaring?

Forma interro-negativa

Forma simple	Forma con V-ing
can I not roar? can you not roar? can he not roar? can we not roar? can you not roar? can they not roar?	can I not be roaring? can you not be roaring? can he not be roaring? can we not be roaring? can you not be roaring? can they not be roaring?
Perfecto	Perfecto con V-ing
can I not have roared? can you not have roared? can he not have roared? can we not have roared? can you not have roared? can they not have roared?	can I not have been roaring? can you not have been roaring? can he not have been roaring? can we not have been roaring? can you not have been roaring? can they not have been roaring?