English verb conjugation COULD RESPIRE

Regular verb: respire - respired - respired

Affirmation

Simple form

I could respire
you could respire
he could respire
we could respire
you could respire
they could respire

V-ing form

I could be respiring
you could be respiring
he could be respiring
we could be respiring
you could be respiring
they could be respiring

Perfect

I could have respired
you could have respired
he could have respired
we could have respired
you could have respired
they could have respired

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I respire?
could you respire?
could he respire?
could we respire?
could you respire?
could they respire?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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