English verb conjugation COULD SINTER

Regular verb: sinter - sintered - sintered

Affirmation

Simple form

I could sinter
you could sinter
he could sinter
we could sinter
you could sinter
they could sinter

V-ing form

I could be sintering
you could be sintering
he could be sintering
we could be sintering
you could be sintering
they could be sintering

Perfect

I could have sintered
you could have sintered
he could have sintered
we could have sintered
you could have sintered
they could have sintered

V-ing perfect

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

Negation

Simple form

I could not sinter
you could not sinter
he could not sinter
we could not sinter
you could not sinter
they could not sinter

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I sinter?
could you sinter?
could he sinter?
could we sinter?
could you sinter?
could they sinter?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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