could elbow
Verbo regular: elbow - elbowed- elbowed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could elbow
you could elbow
he could elbow
we could elbow
you could elbow
they could elbow 	I could be elbowing
you could be elbowing
he could be elbowing
we could be elbowing
you could be elbowing
they could be elbowing	I could have elbowed
you could have elbowed
he could have elbowed
we could have elbowed
you could have elbowed
they could have elbowed	I could have been elbowing
you could have been elbowing
he could have been elbowing
we could have been elbowing
you could have been elbowing
they could have been elbowing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't elbow
you couldn't elbow
he couldn't elbow
we couldn't elbow
you couldn't elbow
they couldn't elbow 	I couldn't be elbowing
you couldn't be elbowing
he couldn't be elbowing
we couldn't be elbowing
you couldn't be elbowing
they couldn't be elbowing	I couldn't have elbowed
you couldn't have elbowed
he couldn't have elbowed
we couldn't have elbowed
you couldn't have elbowed
they couldn't have elbowed	I couldn't have been elbowing
you couldn't have been elbowing
he couldn't have been elbowing
we couldn't have been elbowing
you couldn't have been elbowing
they couldn't have been elbowing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I elbow?
could you elbow?
could he elbow?
could we elbow?
could you elbow?
could they elbow? 	could I be elbowing?
could you be elbowing?
could he be elbowing?
could we be elbowing?
could you be elbowing?
could they be elbowing? 	could I have elbowed?
could you have elbowed?
could he have elbowed?
could we have elbowed?
could you have elbowed?
could they have elbowed? 	could I have been elbowing?
could you have been elbowing?
could he have been elbowing?
could we have been elbowing?
could you have been elbowing?
could they have been elbowing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I elbow?
couldn't you elbow?
couldn't he elbow?
couldn't we elbow?
couldn't you elbow?
couldn't they elbow? 	couldn't I be elbowing?
couldn't you be elbowing?
couldn't he be elbowing?
couldn't we be elbowing?
couldn't you be elbowing?
couldn't they be elbowing? 	couldn't I have elbowed?
couldn't you have elbowed?
couldn't he have elbowed?
couldn't we have elbowed?
couldn't you have elbowed?
couldn't they have elbowed? 	couldn't I have been elbowing?
couldn't you have been elbowing?
couldn't he have been elbowing?
couldn't we have been elbowing?
couldn't you have been elbowing?
couldn't they have been elbowing?