English verb conjugation COULD TRACK

Regular verb: track - tracked - tracked

Affirmation

Simple form

I could track
you could track
he could track
we could track
you could track
they could track

V-ing form

I could be tracking
you could be tracking
he could be tracking
we could be tracking
you could be tracking
they could be tracking

Perfect

I could have tracked
you could have tracked
he could have tracked
we could have tracked
you could have tracked
they could have tracked

V-ing perfect

I could have been tracking
you could have been tracking
he could have been tracking
we could have been tracking
you could have been tracking
they could have been tracking

Negation

Simple form

I couldn't track
you couldn't track
he couldn't track
we couldn't track
you couldn't track
they couldn't track

V-ing form

I couldn't be tracking
you couldn't be tracking
he couldn't be tracking
we couldn't be tracking
you couldn't be tracking
they couldn't be tracking

Perfect

I couldn't have tracked
you couldn't have tracked
he couldn't have tracked
we couldn't have tracked
you couldn't have tracked
they couldn't have tracked

V-ing perfect

I couldn't have been tracking
you couldn't have been tracking
he couldn't have been tracking
we couldn't have been tracking
you couldn't have been tracking
they couldn't have been tracking

Interrogative form

Simple form

could I track?
could you track?
could he track?
could we track?
could you track?
could they track?

V-ing form

could I be tracking?
could you be tracking?
could he be tracking?
could we be tracking?
could you be tracking?
could they be tracking?

Perfect

could I have tracked?
could you have tracked?
could he have tracked?
could we have tracked?
could you have tracked?
could they have tracked?

V-ing perfect

could I have been tracking?
could you have been tracking?
could he have been tracking?
could we have been tracking?
could you have been tracking?
could they have been tracking?

Interro-negative form

Simple form

couldn't I track?
couldn't you track?
couldn't he track?
couldn't we track?
couldn't you track?
couldn't they track?

V-ing form

couldn't I be tracking?
couldn't you be tracking?
couldn't he be tracking?
couldn't we be tracking?
couldn't you be tracking?
couldn't they be tracking?

Perfect

couldn't I have tracked?
couldn't you have tracked?
couldn't he have tracked?
couldn't we have tracked?
couldn't you have tracked?
couldn't they have tracked?

V-ing perfect

couldn't I have been tracking?
couldn't you have been tracking?
couldn't he have been tracking?
couldn't we have been tracking?
couldn't you have been tracking?
couldn't they have been tracking?

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