could jest
Verbo regular: jest - jested- jested

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I could jest
you could jest
he could jest
we could jest
you could jest
they could jest 	I could be jesting
you could be jesting
he could be jesting
we could be jesting
you could be jesting
they could be jesting	I could have jested
you could have jested
he could have jested
we could have jested
you could have jested
they could have jested	I could have been jesting
you could have been jesting
he could have been jesting
we could have been jesting
you could have been jesting
they could have been jesting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I couldn't jest
you couldn't jest
he couldn't jest
we couldn't jest
you couldn't jest
they couldn't jest 	I couldn't be jesting
you couldn't be jesting
he couldn't be jesting
we couldn't be jesting
you couldn't be jesting
they couldn't be jesting	I couldn't have jested
you couldn't have jested
he couldn't have jested
we couldn't have jested
you couldn't have jested
they couldn't have jested	I couldn't have been jesting
you couldn't have been jesting
he couldn't have been jesting
we couldn't have been jesting
you couldn't have been jesting
they couldn't have been jesting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
could I jest?
could you jest?
could he jest?
could we jest?
could you jest?
could they jest? 	could I be jesting?
could you be jesting?
could he be jesting?
could we be jesting?
could you be jesting?
could they be jesting? 	could I have jested?
could you have jested?
could he have jested?
could we have jested?
could you have jested?
could they have jested? 	could I have been jesting?
could you have been jesting?
could he have been jesting?
could we have been jesting?
could you have been jesting?
could they have been jesting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
couldn't I jest?
couldn't you jest?
couldn't he jest?
couldn't we jest?
couldn't you jest?
couldn't they jest? 	couldn't I be jesting?
couldn't you be jesting?
couldn't he be jesting?
couldn't we be jesting?
couldn't you be jesting?
couldn't they be jesting? 	couldn't I have jested?
couldn't you have jested?
couldn't he have jested?
couldn't we have jested?
couldn't you have jested?
couldn't they have jested? 	couldn't I have been jesting?
couldn't you have been jesting?
couldn't he have been jesting?
couldn't we have been jesting?
couldn't you have been jesting?
couldn't they have been jesting?