English verb conjugation
COULD INTERSPERSE

Regular verb: intersperse - interspersed - interspersed

Affirmation

Simple form	V-ing form
I could intersperse you could intersperse he could intersperse we could intersperse you could intersperse they could intersperse	I could be interspersing you could be interspersing he could be interspersing we could be interspersing you could be interspersing they could be interspersing
Perfect	V-ing perfect
I could have interspersed you could have interspersed he could have interspersed we could have interspersed you could have interspersed they could have interspersed	I could have been interspersing you could have been interspersing he could have been interspersing we could have been interspersing you could have been interspersing they could have been interspersing

Negation

Simple form	V-ing form
I couldn't intersperse you couldn't intersperse he couldn't intersperse we couldn't intersperse you couldn't intersperse they couldn't intersperse	I couldn't be interspersing you couldn't be interspersing he couldn't be interspersing we couldn't be interspersing you couldn't be interspersing they couldn't be interspersing
Perfect	V-ing perfect
I couldn't have interspersed you couldn't have interspersed he couldn't have interspersed we couldn't have interspersed you couldn't have interspersed they couldn't have interspersed	I couldn't have been interspersing you couldn't have been interspersing he couldn't have been interspersing we couldn't have been interspersing you couldn't have been interspersing they couldn't have been interspersing

Interrogative form

Simple form	V-ing form
could I intersperse? could you intersperse? could he intersperse? could we intersperse? could you intersperse? could they intersperse?	could I be interspersing? could you be interspersing? could he be interspersing? could we be interspersing? could you be interspersing? could they be interspersing?
Perfect	V-ing perfect
could I have interspersed? could you have interspersed? could he have interspersed? could we have interspersed? could you have interspersed? could they have interspersed?	could I have been interspersing? could you have been interspersing? could he have been interspersing? could we have been interspersing? could you have been interspersing? could they have been interspersing?

Interro-negative form

Simple form	V-ing form
couldn't I intersperse? couldn't you intersperse? couldn't he intersperse? couldn't we intersperse? couldn't you intersperse? couldn't they intersperse?	couldn't I be interspersing? couldn't you be interspersing? couldn't he be interspersing? couldn't we be interspersing? couldn't you be interspersing? couldn't they be interspersing?
Perfect	V-ing perfect
couldn't I have interspersed? couldn't you have interspersed? couldn't he have interspersed? couldn't we have interspersed? couldn't you have interspersed? couldn't they have interspersed?	couldn't I have been interspersing? couldn't you have been interspersing? couldn't he have been interspersing? couldn't we have been interspersing? couldn't you have been interspersing? couldn't they have been interspersing?