I could streak you could streak she could streak we could streak you could streak they could streak
Forma con V-ing
I could be streaking you could be streaking she could be streaking we could be streaking you could be streaking they could be streaking
Perfecto
I could have streaked you could have streaked she could have streaked we could have streaked you could have streaked they could have streaked
Perfecto con V-ing
I could have been streaking you could have been streaking she could have been streaking we could have been streaking you could have been streaking they could have been streaking
Negación
Forma simple
I couldn't streak you couldn't streak she couldn't streak we couldn't streak you couldn't streak they couldn't streak
Forma con V-ing
I couldn't be streaking you couldn't be streaking she couldn't be streaking we couldn't be streaking you couldn't be streaking they couldn't be streaking
Perfecto
I couldn't have streaked you couldn't have streaked she couldn't have streaked we couldn't have streaked you couldn't have streaked they couldn't have streaked
Perfecto con V-ing
I couldn't have been streaking you couldn't have been streaking she couldn't have been streaking we couldn't have been streaking you couldn't have been streaking they couldn't have been streaking
Forma interrogativa
Forma simple
could I streak? could you streak? could she streak? could we streak? could you streak? could they streak?
Forma con V-ing
could I be streaking? could you be streaking? could she be streaking? could we be streaking? could you be streaking? could they be streaking?
Perfecto
could I have streaked? could you have streaked? could she have streaked? could we have streaked? could you have streaked? could they have streaked?
Perfecto con V-ing
could I have been streaking? could you have been streaking? could she have been streaking? could we have been streaking? could you have been streaking? could they have been streaking?
Forma interro-negativa
Forma simple
couldn't I streak? couldn't you streak? couldn't she streak? couldn't we streak? couldn't you streak? couldn't they streak?
Forma con V-ing
couldn't I be streaking? couldn't you be streaking? couldn't she be streaking? couldn't we be streaking? couldn't you be streaking? couldn't they be streaking?
Perfecto
couldn't I have streaked? couldn't you have streaked? couldn't she have streaked? couldn't we have streaked? couldn't you have streaked? couldn't they have streaked?
Perfecto con V-ing
couldn't I have been streaking? couldn't you have been streaking? couldn't she have been streaking? couldn't we have been streaking? couldn't you have been streaking? couldn't they have been streaking?