could gambol
Verbo regular: gambol - gamboled- gamboled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could gambol
you could gambol
she could gambol
we could gambol
you could gambol
they could gambol 	I could be gamboling
you could be gamboling
she could be gamboling
we could be gamboling
you could be gamboling
they could be gamboling	I could have gamboled
you could have gamboled
she could have gamboled
we could have gamboled
you could have gamboled
they could have gamboled	I could have been gamboling
you could have been gamboling
she could have been gamboling
we could have been gamboling
you could have been gamboling
they could have been gamboling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could not gambol
you could not gambol
she could not gambol
we could not gambol
you could not gambol
they could not gambol 	I could not be gamboling
you could not be gamboling
she could not be gamboling
we could not be gamboling
you could not be gamboling
they could not be gamboling	I could not have gamboled
you could not have gamboled
she could not have gamboled
we could not have gamboled
you could not have gamboled
they could not have gamboled	I could not have been gamboling
you could not have been gamboling
she could not have been gamboling
we could not have been gamboling
you could not have been gamboling
they could not have been gamboling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I gambol?
could you gambol?
could she gambol?
could we gambol?
could you gambol?
could they gambol? 	could I be gamboling?
could you be gamboling?
could she be gamboling?
could we be gamboling?
could you be gamboling?
could they be gamboling? 	could I have gamboled?
could you have gamboled?
could she have gamboled?
could we have gamboled?
could you have gamboled?
could they have gamboled? 	could I have been gamboling?
could you have been gamboling?
could she have been gamboling?
could we have been gamboling?
could you have been gamboling?
could they have been gamboling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I not gambol?
could you not gambol?
could she not gambol?
could we not gambol?
could you not gambol?
could they not gambol? 	could I not be gamboling?
could you not be gamboling?
could she not be gamboling?
could we not be gamboling?
could you not be gamboling?
could they not be gamboling? 	could I not have gamboled?
could you not have gamboled?
could she not have gamboled?
could we not have gamboled?
could you not have gamboled?
could they not have gamboled? 	could I not have been gamboling?
could you not have been gamboling?
could she not have been gamboling?
could we not have been gamboling?
could you not have been gamboling?
could they not have been gamboling?