Conjugación del verbo inglés
COULD THWACK

Verbo regular: thwack - thwacked - thwacked

Afirmación

Forma simple	Forma con V-ing
I could thwack you could thwack he could thwack we could thwack you could thwack they could thwack	I could be thwacking you could be thwacking he could be thwacking we could be thwacking you could be thwacking they could be thwacking
Perfecto	Perfecto con V-ing
I could have thwacked you could have thwacked he could have thwacked we could have thwacked you could have thwacked they could have thwacked	I could have been thwacking you could have been thwacking he could have been thwacking we could have been thwacking you could have been thwacking they could have been thwacking

Negación

Forma simple	Forma con V-ing
I couldn't thwack you couldn't thwack he couldn't thwack we couldn't thwack you couldn't thwack they couldn't thwack	I couldn't be thwacking you couldn't be thwacking he couldn't be thwacking we couldn't be thwacking you couldn't be thwacking they couldn't be thwacking
Perfecto	Perfecto con V-ing
I couldn't have thwacked you couldn't have thwacked he couldn't have thwacked we couldn't have thwacked you couldn't have thwacked they couldn't have thwacked	I couldn't have been thwacking you couldn't have been thwacking he couldn't have been thwacking we couldn't have been thwacking you couldn't have been thwacking they couldn't have been thwacking

Forma interrogativa

Forma simple	Forma con V-ing
could I thwack? could you thwack? could he thwack? could we thwack? could you thwack? could they thwack?	could I be thwacking? could you be thwacking? could he be thwacking? could we be thwacking? could you be thwacking? could they be thwacking?
Perfecto	Perfecto con V-ing
could I have thwacked? could you have thwacked? could he have thwacked? could we have thwacked? could you have thwacked? could they have thwacked?	could I have been thwacking? could you have been thwacking? could he have been thwacking? could we have been thwacking? could you have been thwacking? could they have been thwacking?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I thwack? couldn't you thwack? couldn't he thwack? couldn't we thwack? couldn't you thwack? couldn't they thwack?	couldn't I be thwacking? couldn't you be thwacking? couldn't he be thwacking? couldn't we be thwacking? couldn't you be thwacking? couldn't they be thwacking?
Perfecto	Perfecto con V-ing
couldn't I have thwacked? couldn't you have thwacked? couldn't he have thwacked? couldn't we have thwacked? couldn't you have thwacked? couldn't they have thwacked?	couldn't I have been thwacking? couldn't you have been thwacking? couldn't he have been thwacking? couldn't we have been thwacking? couldn't you have been thwacking? couldn't they have been thwacking?