Conjugación del verbo inglés
COULD RATTLE

Verbo regular: rattle - rattled - rattled

Afirmación

Forma simple	Forma con V-ing
I could rattle you could rattle she could rattle we could rattle you could rattle they could rattle	I could be rattling you could be rattling she could be rattling we could be rattling you could be rattling they could be rattling
Perfecto	Perfecto con V-ing
I could have rattled you could have rattled she could have rattled we could have rattled you could have rattled they could have rattled	I could have been rattling you could have been rattling she could have been rattling we could have been rattling you could have been rattling they could have been rattling

Negación

Forma simple	Forma con V-ing
I couldn't rattle you couldn't rattle she couldn't rattle we couldn't rattle you couldn't rattle they couldn't rattle	I couldn't be rattling you couldn't be rattling she couldn't be rattling we couldn't be rattling you couldn't be rattling they couldn't be rattling
Perfecto	Perfecto con V-ing
I couldn't have rattled you couldn't have rattled she couldn't have rattled we couldn't have rattled you couldn't have rattled they couldn't have rattled	I couldn't have been rattling you couldn't have been rattling she couldn't have been rattling we couldn't have been rattling you couldn't have been rattling they couldn't have been rattling

Forma interrogativa

Forma simple	Forma con V-ing
could I rattle? could you rattle? could she rattle? could we rattle? could you rattle? could they rattle?	could I be rattling? could you be rattling? could she be rattling? could we be rattling? could you be rattling? could they be rattling?
Perfecto	Perfecto con V-ing
could I have rattled? could you have rattled? could she have rattled? could we have rattled? could you have rattled? could they have rattled?	could I have been rattling? could you have been rattling? could she have been rattling? could we have been rattling? could you have been rattling? could they have been rattling?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I rattle? couldn't you rattle? couldn't she rattle? couldn't we rattle? couldn't you rattle? couldn't they rattle?	couldn't I be rattling? couldn't you be rattling? couldn't she be rattling? couldn't we be rattling? couldn't you be rattling? couldn't they be rattling?
Perfecto	Perfecto con V-ing
couldn't I have rattled? couldn't you have rattled? couldn't she have rattled? couldn't we have rattled? couldn't you have rattled? couldn't they have rattled?	couldn't I have been rattling? couldn't you have been rattling? couldn't she have been rattling? couldn't we have been rattling? couldn't you have been rattling? couldn't they have been rattling?