Conjugación del verbo inglés
COULD TAB

Verbo regular: tab - tabed - tabed

Afirmación

Forma simple	Forma con V-ing
I could tab you could tab he could tab we could tab you could tab they could tab	I could be tabing you could be tabing he could be tabing we could be tabing you could be tabing they could be tabing
Perfecto	Perfecto con V-ing
I could have tabed you could have tabed he could have tabed we could have tabed you could have tabed they could have tabed	I could have been tabing you could have been tabing he could have been tabing we could have been tabing you could have been tabing they could have been tabing

Negación

Forma simple	Forma con V-ing
I couldn't tab you couldn't tab he couldn't tab we couldn't tab you couldn't tab they couldn't tab	I couldn't be tabing you couldn't be tabing he couldn't be tabing we couldn't be tabing you couldn't be tabing they couldn't be tabing
Perfecto	Perfecto con V-ing
I couldn't have tabed you couldn't have tabed he couldn't have tabed we couldn't have tabed you couldn't have tabed they couldn't have tabed	I couldn't have been tabing you couldn't have been tabing he couldn't have been tabing we couldn't have been tabing you couldn't have been tabing they couldn't have been tabing

Forma interrogativa

Forma simple	Forma con V-ing
could I tab? could you tab? could he tab? could we tab? could you tab? could they tab?	could I be tabing? could you be tabing? could he be tabing? could we be tabing? could you be tabing? could they be tabing?
Perfecto	Perfecto con V-ing
could I have tabed? could you have tabed? could he have tabed? could we have tabed? could you have tabed? could they have tabed?	could I have been tabing? could you have been tabing? could he have been tabing? could we have been tabing? could you have been tabing? could they have been tabing?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I tab? couldn't you tab? couldn't he tab? couldn't we tab? couldn't you tab? couldn't they tab?	couldn't I be tabing? couldn't you be tabing? couldn't he be tabing? couldn't we be tabing? couldn't you be tabing? couldn't they be tabing?
Perfecto	Perfecto con V-ing
couldn't I have tabed? couldn't you have tabed? couldn't he have tabed? couldn't we have tabed? couldn't you have tabed? couldn't they have tabed?	couldn't I have been tabing? couldn't you have been tabing? couldn't he have been tabing? couldn't we have been tabing? couldn't you have been tabing? couldn't they have been tabing?