English verb conjugation COULD FRACTIONATE

Regular verb: fractionate - fractionated - fractionated

Affirmation

Simple form

I could fractionate
you could fractionate
he could fractionate
we could fractionate
you could fractionate
they could fractionate

V-ing form

I could be fractionating
you could be fractionating
he could be fractionating
we could be fractionating
you could be fractionating
they could be fractionating

Perfect

I could have fractionated
you could have fractionated
he could have fractionated
we could have fractionated
you could have fractionated
they could have fractionated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I fractionate?
could you fractionate?
could he fractionate?
could we fractionate?
could you fractionate?
could they fractionate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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