English verb conjugation
COULD REMASTER

Regular verb: remaster - remastered - remastered

Affirmation

Simple form	V-ing form
I could remaster you could remaster he could remaster we could remaster you could remaster they could remaster	I could be remastering you could be remastering he could be remastering we could be remastering you could be remastering they could be remastering
Perfect	V-ing perfect
I could have remastered you could have remastered he could have remastered we could have remastered you could have remastered they could have remastered	I could have been remastering you could have been remastering he could have been remastering we could have been remastering you could have been remastering they could have been remastering

Negation

Simple form	V-ing form
I couldn't remaster you couldn't remaster he couldn't remaster we couldn't remaster you couldn't remaster they couldn't remaster	I couldn't be remastering you couldn't be remastering he couldn't be remastering we couldn't be remastering you couldn't be remastering they couldn't be remastering
Perfect	V-ing perfect
I couldn't have remastered you couldn't have remastered he couldn't have remastered we couldn't have remastered you couldn't have remastered they couldn't have remastered	I couldn't have been remastering you couldn't have been remastering he couldn't have been remastering we couldn't have been remastering you couldn't have been remastering they couldn't have been remastering

Interrogative form

Simple form	V-ing form
could I remaster? could you remaster? could he remaster? could we remaster? could you remaster? could they remaster?	could I be remastering? could you be remastering? could he be remastering? could we be remastering? could you be remastering? could they be remastering?
Perfect	V-ing perfect
could I have remastered? could you have remastered? could he have remastered? could we have remastered? could you have remastered? could they have remastered?	could I have been remastering? could you have been remastering? could he have been remastering? could we have been remastering? could you have been remastering? could they have been remastering?

Interro-negative form

Simple form	V-ing form
couldn't I remaster? couldn't you remaster? couldn't he remaster? couldn't we remaster? couldn't you remaster? couldn't they remaster?	couldn't I be remastering? couldn't you be remastering? couldn't he be remastering? couldn't we be remastering? couldn't you be remastering? couldn't they be remastering?
Perfect	V-ing perfect
couldn't I have remastered? couldn't you have remastered? couldn't he have remastered? couldn't we have remastered? couldn't you have remastered? couldn't they have remastered?	couldn't I have been remastering? couldn't you have been remastering? couldn't he have been remastering? couldn't we have been remastering? couldn't you have been remastering? couldn't they have been remastering?