English verb conjugation COULD CEMENT

Regular verb: cement - cemented - cemented

Affirmation

Simple form

I could cement
you could cement
he could cement
we could cement
you could cement
they could cement

V-ing form

I could be cementing
you could be cementing
he could be cementing
we could be cementing
you could be cementing
they could be cementing

Perfect

I could have cemented
you could have cemented
he could have cemented
we could have cemented
you could have cemented
they could have cemented

V-ing perfect

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

Negation

Simple form

I could not cement
you could not cement
he could not cement
we could not cement
you could not cement
they could not cement

V-ing form

I could not be cementing
you could not be cementing
he could not be cementing
we could not be cementing
you could not be cementing
they could not be cementing

Perfect

I could not have cemented
you could not have cemented
he could not have cemented
we could not have cemented
you could not have cemented
they could not have cemented

V-ing perfect

I could not have been cementing
you could not have been cementing
he could not have been cementing
we could not have been cementing
you could not have been cementing
they could not have been cementing

Interrogative form

Simple form

could I cement?
could you cement?
could he cement?
could we cement?
could you cement?
could they cement?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not cement?
could you not cement?
could he not cement?
could we not cement?
could you not cement?
could they not cement?

V-ing form

could I not be cementing?
could you not be cementing?
could he not be cementing?
could we not be cementing?
could you not be cementing?
could they not be cementing?

Perfect

could I not have cemented?
could you not have cemented?
could he not have cemented?
could we not have cemented?
could you not have cemented?
could they not have cemented?

V-ing perfect

could I not have been cementing?
could you not have been cementing?
could he not have been cementing?
could we not have been cementing?
could you not have been cementing?
could they not have been cementing?

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