could plink
Verbo regular: plink - plinked- plinked

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could plink
you could plink
she could plink
we could plink
you could plink
they could plink 	I could be plinking
you could be plinking
she could be plinking
we could be plinking
you could be plinking
they could be plinking	I could have plinked
you could have plinked
she could have plinked
we could have plinked
you could have plinked
they could have plinked	I could have been plinking
you could have been plinking
she could have been plinking
we could have been plinking
you could have been plinking
they could have been plinking	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't plink
you couldn't plink
she couldn't plink
we couldn't plink
you couldn't plink
they couldn't plink 	I couldn't be plinking
you couldn't be plinking
she couldn't be plinking
we couldn't be plinking
you couldn't be plinking
they couldn't be plinking	I couldn't have plinked
you couldn't have plinked
she couldn't have plinked
we couldn't have plinked
you couldn't have plinked
they couldn't have plinked	I couldn't have been plinking
you couldn't have been plinking
she couldn't have been plinking
we couldn't have been plinking
you couldn't have been plinking
they couldn't have been plinking	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I plink?
could you plink?
could she plink?
could we plink?
could you plink?
could they plink? 	could I be plinking?
could you be plinking?
could she be plinking?
could we be plinking?
could you be plinking?
could they be plinking? 	could I have plinked?
could you have plinked?
could she have plinked?
could we have plinked?
could you have plinked?
could they have plinked? 	could I have been plinking?
could you have been plinking?
could she have been plinking?
could we have been plinking?
could you have been plinking?
could they have been plinking? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I plink?
couldn't you plink?
couldn't she plink?
couldn't we plink?
couldn't you plink?
couldn't they plink? 	couldn't I be plinking?
couldn't you be plinking?
couldn't she be plinking?
couldn't we be plinking?
couldn't you be plinking?
couldn't they be plinking? 	couldn't I have plinked?
couldn't you have plinked?
couldn't she have plinked?
couldn't we have plinked?
couldn't you have plinked?
couldn't they have plinked? 	couldn't I have been plinking?
couldn't you have been plinking?
couldn't she have been plinking?
couldn't we have been plinking?
couldn't you have been plinking?
couldn't they have been plinking?