English verb conjugation COULD PLACARD

Regular verb: placard - placarded - placarded

Affirmation

Simple form

I could placard
you could placard
he could placard
we could placard
you could placard
they could placard

V-ing form

I could be placarding
you could be placarding
he could be placarding
we could be placarding
you could be placarding
they could be placarding

Perfect

I could have placarded
you could have placarded
he could have placarded
we could have placarded
you could have placarded
they could have placarded

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I placard?
could you placard?
could he placard?
could we placard?
could you placard?
could they placard?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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