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 couldn't cement
you couldn't cement
he couldn't cement
we couldn't cement
you couldn't cement
they couldn't cement

V-ing form

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

Perfect

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

V-ing perfect

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

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

V-ing form

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

Perfect

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

V-ing perfect

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

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