English verb conjugation COULD FLAG

Regular verb: flag - flagged - flagged

Affirmation

Simple form

I could flag
you could flag
he could flag
we could flag
you could flag
they could flag

V-ing form

I could be flagging
you could be flagging
he could be flagging
we could be flagging
you could be flagging
they could be flagging

Perfect

I could have flagged
you could have flagged
he could have flagged
we could have flagged
you could have flagged
they could have flagged

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I flag?
could you flag?
could he flag?
could we flag?
could you flag?
could they flag?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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