could cake
Verbo regular: cake - caked- caked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could cake
you could cake
he could cake
we could cake
you could cake
they could cake 	I could be caking
you could be caking
he could be caking
we could be caking
you could be caking
they could be caking	I could have caked
you could have caked
he could have caked
we could have caked
you could have caked
they could have caked	I could have been caking
you could have been caking
he could have been caking
we could have been caking
you could have been caking
they could have been caking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't cake
you couldn't cake
he couldn't cake
we couldn't cake
you couldn't cake
they couldn't cake 	I couldn't be caking
you couldn't be caking
he couldn't be caking
we couldn't be caking
you couldn't be caking
they couldn't be caking	I couldn't have caked
you couldn't have caked
he couldn't have caked
we couldn't have caked
you couldn't have caked
they couldn't have caked	I couldn't have been caking
you couldn't have been caking
he couldn't have been caking
we couldn't have been caking
you couldn't have been caking
they couldn't have been caking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I cake?
could you cake?
could he cake?
could we cake?
could you cake?
could they cake? 	could I be caking?
could you be caking?
could he be caking?
could we be caking?
could you be caking?
could they be caking? 	could I have caked?
could you have caked?
could he have caked?
could we have caked?
could you have caked?
could they have caked? 	could I have been caking?
could you have been caking?
could he have been caking?
could we have been caking?
could you have been caking?
could they have been caking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I cake?
couldn't you cake?
couldn't he cake?
couldn't we cake?
couldn't you cake?
couldn't they cake? 	couldn't I be caking?
couldn't you be caking?
couldn't he be caking?
couldn't we be caking?
couldn't you be caking?
couldn't they be caking? 	couldn't I have caked?
couldn't you have caked?
couldn't he have caked?
couldn't we have caked?
couldn't you have caked?
couldn't they have caked? 	couldn't I have been caking?
couldn't you have been caking?
couldn't he have been caking?
couldn't we have been caking?
couldn't you have been caking?
couldn't they have been caking?