English verb conjugation
COULD MOUSSE

Regular verb: mousse - moussed - moussed

Affirmation

Simple form	V-ing form
I could mousse you could mousse he could mousse we could mousse you could mousse they could mousse	I could be moussing you could be moussing he could be moussing we could be moussing you could be moussing they could be moussing
Perfect	V-ing perfect
I could have moussed you could have moussed he could have moussed we could have moussed you could have moussed they could have moussed	I could have been moussing you could have been moussing he could have been moussing we could have been moussing you could have been moussing they could have been moussing

Negation

Simple form	V-ing form
I couldn't mousse you couldn't mousse he couldn't mousse we couldn't mousse you couldn't mousse they couldn't mousse	I couldn't be moussing you couldn't be moussing he couldn't be moussing we couldn't be moussing you couldn't be moussing they couldn't be moussing
Perfect	V-ing perfect
I couldn't have moussed you couldn't have moussed he couldn't have moussed we couldn't have moussed you couldn't have moussed they couldn't have moussed	I couldn't have been moussing you couldn't have been moussing he couldn't have been moussing we couldn't have been moussing you couldn't have been moussing they couldn't have been moussing

Interrogative form

Simple form	V-ing form
could I mousse? could you mousse? could he mousse? could we mousse? could you mousse? could they mousse?	could I be moussing? could you be moussing? could he be moussing? could we be moussing? could you be moussing? could they be moussing?
Perfect	V-ing perfect
could I have moussed? could you have moussed? could he have moussed? could we have moussed? could you have moussed? could they have moussed?	could I have been moussing? could you have been moussing? could he have been moussing? could we have been moussing? could you have been moussing? could they have been moussing?

Interro-negative form

Simple form	V-ing form
couldn't I mousse? couldn't you mousse? couldn't he mousse? couldn't we mousse? couldn't you mousse? couldn't they mousse?	couldn't I be moussing? couldn't you be moussing? couldn't he be moussing? couldn't we be moussing? couldn't you be moussing? couldn't they be moussing?
Perfect	V-ing perfect
couldn't I have moussed? couldn't you have moussed? couldn't he have moussed? couldn't we have moussed? couldn't you have moussed? couldn't they have moussed?	couldn't I have been moussing? couldn't you have been moussing? couldn't he have been moussing? couldn't we have been moussing? couldn't you have been moussing? couldn't they have been moussing?