English verb conjugation COULD MUSTER

Regular verb: muster - mustered - mustered

Affirmation

Simple form

I could muster
you could muster
he could muster
we could muster
you could muster
they could muster

V-ing form

I could be mustering
you could be mustering
he could be mustering
we could be mustering
you could be mustering
they could be mustering

Perfect

I could have mustered
you could have mustered
he could have mustered
we could have mustered
you could have mustered
they could have mustered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I muster?
could you muster?
could he muster?
could we muster?
could you muster?
could they muster?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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