I can burble you can burble he can burble we can burble you can burble they can burble
Forma con V-ing
I can be burbling you can be burbling he can be burbling we can be burbling you can be burbling they can be burbling
Perfecto
I can have burbled you can have burbled he can have burbled we can have burbled you can have burbled they can have burbled
Perfecto con V-ing
I can have been burbling you can have been burbling he can have been burbling we can have been burbling you can have been burbling they can have been burbling
Negación
Forma simple
I can't burble you can't burble he can't burble we can't burble you can't burble they can't burble
Forma con V-ing
I can't be burbling you can't be burbling he can't be burbling we can't be burbling you can't be burbling they can't be burbling
Perfecto
I can't have burbled you can't have burbled he can't have burbled we can't have burbled you can't have burbled they can't have burbled
Perfecto con V-ing
I can't have been burbling you can't have been burbling he can't have been burbling we can't have been burbling you can't have been burbling they can't have been burbling
Forma interrogativa
Forma simple
can I burble? can you burble? can he burble? can we burble? can you burble? can they burble?
Forma con V-ing
can I be burbling? can you be burbling? can he be burbling? can we be burbling? can you be burbling? can they be burbling?
Perfecto
can I have burbled? can you have burbled? can he have burbled? can we have burbled? can you have burbled? can they have burbled?
Perfecto con V-ing
can I have been burbling? can you have been burbling? can he have been burbling? can we have been burbling? can you have been burbling? can they have been burbling?
Forma interro-negativa
Forma simple
can't I burble? can't you burble? can't he burble? can't we burble? can't you burble? can't they burble?
Forma con V-ing
can't I be burbling? can't you be burbling? can't he be burbling? can't we be burbling? can't you be burbling? can't they be burbling?
Perfecto
can't I have burbled? can't you have burbled? can't he have burbled? can't we have burbled? can't you have burbled? can't they have burbled?
Perfecto con V-ing
can't I have been burbling? can't you have been burbling? can't he have been burbling? can't we have been burbling? can't you have been burbling? can't they have been burbling?