English verb conjugation
COULD IMPOSE

Regular verb: impose - imposed - imposed

Affirmation

Simple form	V-ing form
I could impose you could impose he could impose we could impose you could impose they could impose	I could be imposing you could be imposing he could be imposing we could be imposing you could be imposing they could be imposing
Perfect	V-ing perfect
I could have imposed you could have imposed he could have imposed we could have imposed you could have imposed they could have imposed	I could have been imposing you could have been imposing he could have been imposing we could have been imposing you could have been imposing they could have been imposing

Negation

Simple form	V-ing form
I couldn't impose you couldn't impose he couldn't impose we couldn't impose you couldn't impose they couldn't impose	I couldn't be imposing you couldn't be imposing he couldn't be imposing we couldn't be imposing you couldn't be imposing they couldn't be imposing
Perfect	V-ing perfect
I couldn't have imposed you couldn't have imposed he couldn't have imposed we couldn't have imposed you couldn't have imposed they couldn't have imposed	I couldn't have been imposing you couldn't have been imposing he couldn't have been imposing we couldn't have been imposing you couldn't have been imposing they couldn't have been imposing

Interrogative form

Simple form	V-ing form
could I impose? could you impose? could he impose? could we impose? could you impose? could they impose?	could I be imposing? could you be imposing? could he be imposing? could we be imposing? could you be imposing? could they be imposing?
Perfect	V-ing perfect
could I have imposed? could you have imposed? could he have imposed? could we have imposed? could you have imposed? could they have imposed?	could I have been imposing? could you have been imposing? could he have been imposing? could we have been imposing? could you have been imposing? could they have been imposing?

Interro-negative form

Simple form	V-ing form
couldn't I impose? couldn't you impose? couldn't he impose? couldn't we impose? couldn't you impose? couldn't they impose?	couldn't I be imposing? couldn't you be imposing? couldn't he be imposing? couldn't we be imposing? couldn't you be imposing? couldn't they be imposing?
Perfect	V-ing perfect
couldn't I have imposed? couldn't you have imposed? couldn't he have imposed? couldn't we have imposed? couldn't you have imposed? couldn't they have imposed?	couldn't I have been imposing? couldn't you have been imposing? couldn't he have been imposing? couldn't we have been imposing? couldn't you have been imposing? couldn't they have been imposing?