English verb conjugation
COULD GLISTEN

Regular verb: glisten - glistened - glistened

Affirmation

Simple form	V-ing form
I could glisten you could glisten he could glisten we could glisten you could glisten they could glisten	I could be glistening you could be glistening he could be glistening we could be glistening you could be glistening they could be glistening
Perfect	V-ing perfect
I could have glistened you could have glistened he could have glistened we could have glistened you could have glistened they could have glistened	I could have been glistening you could have been glistening he could have been glistening we could have been glistening you could have been glistening they could have been glistening

Negation

Simple form	V-ing form
I could not glisten you could not glisten he could not glisten we could not glisten you could not glisten they could not glisten	I could not be glistening you could not be glistening he could not be glistening we could not be glistening you could not be glistening they could not be glistening
Perfect	V-ing perfect
I could not have glistened you could not have glistened he could not have glistened we could not have glistened you could not have glistened they could not have glistened	I could not have been glistening you could not have been glistening he could not have been glistening we could not have been glistening you could not have been glistening they could not have been glistening

Interrogative form

Simple form	V-ing form
could I glisten? could you glisten? could he glisten? could we glisten? could you glisten? could they glisten?	could I be glistening? could you be glistening? could he be glistening? could we be glistening? could you be glistening? could they be glistening?
Perfect	V-ing perfect
could I have glistened? could you have glistened? could he have glistened? could we have glistened? could you have glistened? could they have glistened?	could I have been glistening? could you have been glistening? could he have been glistening? could we have been glistening? could you have been glistening? could they have been glistening?

Interro-negative form

Simple form	V-ing form
could I not glisten? could you not glisten? could he not glisten? could we not glisten? could you not glisten? could they not glisten?	could I not be glistening? could you not be glistening? could he not be glistening? could we not be glistening? could you not be glistening? could they not be glistening?
Perfect	V-ing perfect
could I not have glistened? could you not have glistened? could he not have glistened? could we not have glistened? could you not have glistened? could they not have glistened?	could I not have been glistening? could you not have been glistening? could he not have been glistening? could we not have been glistening? could you not have been glistening? could they not have been glistening?