Conjugação do verbo inglês
CAN RETCH

Verbo regular: retch - retched - retched

Afirmação

Forma simple	Forma com V-ing
I can retch you can retch he can retch we can retch you can retch they can retch	I can be retching you can be retching he can be retching we can be retching you can be retching they can be retching
Perfeito	Perfeito com V-ing
I can have retched you can have retched he can have retched we can have retched you can have retched they can have retched	I can have been retching you can have been retching he can have been retching we can have been retching you can have been retching they can have been retching

Negação

Forma simple	Forma com V-ing
I can't retch you can't retch he can't retch we can't retch you can't retch they can't retch	I can't be retching you can't be retching he can't be retching we can't be retching you can't be retching they can't be retching
Perfeito	Perfeito com V-ing
I can't have retched you can't have retched he can't have retched we can't have retched you can't have retched they can't have retched	I can't have been retching you can't have been retching he can't have been retching we can't have been retching you can't have been retching they can't have been retching

Forma interrogativa

Forma simple	Forma com V-ing
can I retch? can you retch? can he retch? can we retch? can you retch? can they retch?	can I be retching? can you be retching? can he be retching? can we be retching? can you be retching? can they be retching?
Perfeito	Perfeito com V-ing
can I have retched? can you have retched? can he have retched? can we have retched? can you have retched? can they have retched?	can I have been retching? can you have been retching? can he have been retching? can we have been retching? can you have been retching? can they have been retching?

Forma interro-Negação

Forma simple	Forma com V-ing
can't I retch? can't you retch? can't he retch? can't we retch? can't you retch? can't they retch?	can't I be retching? can't you be retching? can't he be retching? can't we be retching? can't you be retching? can't they be retching?
Perfeito	Perfeito com V-ing
can't I have retched? can't you have retched? can't he have retched? can't we have retched? can't you have retched? can't they have retched?	can't I have been retching? can't you have been retching? can't he have been retching? can't we have been retching? can't you have been retching? can't they have been retching?