Conjugación del verbo inglés
COULD MIX

Verbo regular: mix - mixed - mixed

Afirmación

Forma simple	Forma con V-ing
I could mix you could mix she could mix we could mix you could mix they could mix	I could be mixing you could be mixing she could be mixing we could be mixing you could be mixing they could be mixing
Perfecto	Perfecto con V-ing
I could have mixed you could have mixed she could have mixed we could have mixed you could have mixed they could have mixed	I could have been mixing you could have been mixing she could have been mixing we could have been mixing you could have been mixing they could have been mixing

Negación

Forma simple	Forma con V-ing
I couldn't mix you couldn't mix she couldn't mix we couldn't mix you couldn't mix they couldn't mix	I couldn't be mixing you couldn't be mixing she couldn't be mixing we couldn't be mixing you couldn't be mixing they couldn't be mixing
Perfecto	Perfecto con V-ing
I couldn't have mixed you couldn't have mixed she couldn't have mixed we couldn't have mixed you couldn't have mixed they couldn't have mixed	I couldn't have been mixing you couldn't have been mixing she couldn't have been mixing we couldn't have been mixing you couldn't have been mixing they couldn't have been mixing

Forma interrogativa

Forma simple	Forma con V-ing
could I mix? could you mix? could she mix? could we mix? could you mix? could they mix?	could I be mixing? could you be mixing? could she be mixing? could we be mixing? could you be mixing? could they be mixing?
Perfecto	Perfecto con V-ing
could I have mixed? could you have mixed? could she have mixed? could we have mixed? could you have mixed? could they have mixed?	could I have been mixing? could you have been mixing? could she have been mixing? could we have been mixing? could you have been mixing? could they have been mixing?

Forma interro-negativa

Forma simple	Forma con V-ing
couldn't I mix? couldn't you mix? couldn't she mix? couldn't we mix? couldn't you mix? couldn't they mix?	couldn't I be mixing? couldn't you be mixing? couldn't she be mixing? couldn't we be mixing? couldn't you be mixing? couldn't they be mixing?
Perfecto	Perfecto con V-ing
couldn't I have mixed? couldn't you have mixed? couldn't she have mixed? couldn't we have mixed? couldn't you have mixed? couldn't they have mixed?	couldn't I have been mixing? couldn't you have been mixing? couldn't she have been mixing? couldn't we have been mixing? couldn't you have been mixing? couldn't they have been mixing?