English verb conjugation
COULD SEPARATE

Regular verb: separate - separated - separated

Affirmation

Simple form	V-ing form
I could separate you could separate he could separate we could separate you could separate they could separate	I could be separating you could be separating he could be separating we could be separating you could be separating they could be separating
Perfect	V-ing perfect
I could have separated you could have separated he could have separated we could have separated you could have separated they could have separated	I could have been separating you could have been separating he could have been separating we could have been separating you could have been separating they could have been separating

Negation

Simple form	V-ing form
I could not separate you could not separate he could not separate we could not separate you could not separate they could not separate	I could not be separating you could not be separating he could not be separating we could not be separating you could not be separating they could not be separating
Perfect	V-ing perfect
I could not have separated you could not have separated he could not have separated we could not have separated you could not have separated they could not have separated	I could not have been separating you could not have been separating he could not have been separating we could not have been separating you could not have been separating they could not have been separating

Interrogative form

Simple form	V-ing form
could I separate? could you separate? could he separate? could we separate? could you separate? could they separate?	could I be separating? could you be separating? could he be separating? could we be separating? could you be separating? could they be separating?
Perfect	V-ing perfect
could I have separated? could you have separated? could he have separated? could we have separated? could you have separated? could they have separated?	could I have been separating? could you have been separating? could he have been separating? could we have been separating? could you have been separating? could they have been separating?

Interro-negative form

Simple form	V-ing form
could I not separate? could you not separate? could he not separate? could we not separate? could you not separate? could they not separate?	could I not be separating? could you not be separating? could he not be separating? could we not be separating? could you not be separating? could they not be separating?
Perfect	V-ing perfect
could I not have separated? could you not have separated? could he not have separated? could we not have separated? could you not have separated? could they not have separated?	could I not have been separating? could you not have been separating? could he not have been separating? could we not have been separating? could you not have been separating? could they not have been separating?