English verb conjugation COULD FOSTER

Regular verb: foster - fostered - fostered

Affirmation

Simple form

I could foster
you could foster
he could foster
we could foster
you could foster
they could foster

V-ing form

I could be fostering
you could be fostering
he could be fostering
we could be fostering
you could be fostering
they could be fostering

Perfect

I could have fostered
you could have fostered
he could have fostered
we could have fostered
you could have fostered
they could have fostered

V-ing perfect

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

Negation

Simple form

I could not foster
you could not foster
he could not foster
we could not foster
you could not foster
they could not foster

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I foster?
could you foster?
could he foster?
could we foster?
could you foster?
could they foster?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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