could song
Verbo regular: song - songed- songed

, este verbo pode não existir, a conjugação é dada como exemplo.

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could song
you could song
he could song
we could song
you could song
they could song 	I could be songing
you could be songing
he could be songing
we could be songing
you could be songing
they could be songing	I could have songed
you could have songed
he could have songed
we could have songed
you could have songed
they could have songed	I could have been songing
you could have been songing
he could have been songing
we could have been songing
you could have been songing
they could have been songing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't song
you couldn't song
he couldn't song
we couldn't song
you couldn't song
they couldn't song 	I couldn't be songing
you couldn't be songing
he couldn't be songing
we couldn't be songing
you couldn't be songing
they couldn't be songing	I couldn't have songed
you couldn't have songed
he couldn't have songed
we couldn't have songed
you couldn't have songed
they couldn't have songed	I couldn't have been songing
you couldn't have been songing
he couldn't have been songing
we couldn't have been songing
you couldn't have been songing
they couldn't have been songing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I song?
could you song?
could he song?
could we song?
could you song?
could they song? 	could I be songing?
could you be songing?
could he be songing?
could we be songing?
could you be songing?
could they be songing? 	could I have songed?
could you have songed?
could he have songed?
could we have songed?
could you have songed?
could they have songed? 	could I have been songing?
could you have been songing?
could he have been songing?
could we have been songing?
could you have been songing?
could they have been songing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I song?
couldn't you song?
couldn't he song?
couldn't we song?
couldn't you song?
couldn't they song? 	couldn't I be songing?
couldn't you be songing?
couldn't he be songing?
couldn't we be songing?
couldn't you be songing?
couldn't they be songing? 	couldn't I have songed?
couldn't you have songed?
couldn't he have songed?
couldn't we have songed?
couldn't you have songed?
couldn't they have songed? 	couldn't I have been songing?
couldn't you have been songing?
couldn't he have been songing?
couldn't we have been songing?
couldn't you have been songing?
couldn't they have been songing?