I can tremble you can tremble she can tremble we can tremble you can tremble they can tremble
Forma con V-ing
I can be trembling you can be trembling she can be trembling we can be trembling you can be trembling they can be trembling
Perfecto
I can have trembled you can have trembled she can have trembled we can have trembled you can have trembled they can have trembled
Perfecto con V-ing
I can have been trembling you can have been trembling she can have been trembling we can have been trembling you can have been trembling they can have been trembling
Negación
Forma simple
I can't tremble you can't tremble she can't tremble we can't tremble you can't tremble they can't tremble
Forma con V-ing
I can't be trembling you can't be trembling she can't be trembling we can't be trembling you can't be trembling they can't be trembling
Perfecto
I can't have trembled you can't have trembled she can't have trembled we can't have trembled you can't have trembled they can't have trembled
Perfecto con V-ing
I can't have been trembling you can't have been trembling she can't have been trembling we can't have been trembling you can't have been trembling they can't have been trembling
Forma interrogativa
Forma simple
can I tremble? can you tremble? can she tremble? can we tremble? can you tremble? can they tremble?
Forma con V-ing
can I be trembling? can you be trembling? can she be trembling? can we be trembling? can you be trembling? can they be trembling?
Perfecto
can I have trembled? can you have trembled? can she have trembled? can we have trembled? can you have trembled? can they have trembled?
Perfecto con V-ing
can I have been trembling? can you have been trembling? can she have been trembling? can we have been trembling? can you have been trembling? can they have been trembling?
Forma interro-negativa
Forma simple
can't I tremble? can't you tremble? can't she tremble? can't we tremble? can't you tremble? can't they tremble?
Forma con V-ing
can't I be trembling? can't you be trembling? can't she be trembling? can't we be trembling? can't you be trembling? can't they be trembling?
Perfecto
can't I have trembled? can't you have trembled? can't she have trembled? can't we have trembled? can't you have trembled? can't they have trembled?
Perfecto con V-ing
can't I have been trembling? can't you have been trembling? can't she have been trembling? can't we have been trembling? can't you have been trembling? can't they have been trembling?