female gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD VIBRATE
Regular verb: vibrate - vibrated - vibrated
Affirmation
Simple form
I could vibrateyou could vibrate
he could vibrate
we could vibrate
you could vibrate
they could vibrate
V-ing form
I could be vibratingyou could be vibrating
he could be vibrating
we could be vibrating
you could be vibrating
they could be vibrating
Perfect
I could have vibratedyou could have vibrated
he could have vibrated
we could have vibrated
you could have vibrated
they could have vibrated
V-ing perfect
I could have been vibratingyou could have been vibrating
he could have been vibrating
we could have been vibrating
you could have been vibrating
they could have been vibrating
Negation
Simple form
I couldn't vibrateyou couldn't vibrate
he couldn't vibrate
we couldn't vibrate
you couldn't vibrate
they couldn't vibrate
V-ing form
I couldn't be vibratingyou couldn't be vibrating
he couldn't be vibrating
we couldn't be vibrating
you couldn't be vibrating
they couldn't be vibrating
Perfect
I couldn't have vibratedyou couldn't have vibrated
he couldn't have vibrated
we couldn't have vibrated
you couldn't have vibrated
they couldn't have vibrated
V-ing perfect
I couldn't have been vibratingyou couldn't have been vibrating
he couldn't have been vibrating
we couldn't have been vibrating
you couldn't have been vibrating
they couldn't have been vibrating
Interrogative form
Simple form
could I vibrate?could you vibrate?
could he vibrate?
could we vibrate?
could you vibrate?
could they vibrate?
V-ing form
could I be vibrating?could you be vibrating?
could he be vibrating?
could we be vibrating?
could you be vibrating?
could they be vibrating?
Perfect
could I have vibrated?could you have vibrated?
could he have vibrated?
could we have vibrated?
could you have vibrated?
could they have vibrated?
V-ing perfect
could I have been vibrating?could you have been vibrating?
could he have been vibrating?
could we have been vibrating?
could you have been vibrating?
could they have been vibrating?
Interro-negative form
Simple form
couldn't I vibrate?couldn't you vibrate?
couldn't he vibrate?
couldn't we vibrate?
couldn't you vibrate?
couldn't they vibrate?
V-ing form
couldn't I be vibrating?couldn't you be vibrating?
couldn't he be vibrating?
couldn't we be vibrating?
couldn't you be vibrating?
couldn't they be vibrating?
Perfect
couldn't I have vibrated?couldn't you have vibrated?
couldn't he have vibrated?
couldn't we have vibrated?
couldn't you have vibrated?
couldn't they have vibrated?
V-ing perfect
couldn't I have been vibrating?couldn't you have been vibrating?
couldn't he have been vibrating?
couldn't we have been vibrating?
couldn't you have been vibrating?
couldn't they have been vibrating?