English verb conjugation COULD INQUIRE

Regular verb: inquire - inquired - inquired

Affirmation

Simple form

I could inquire
you could inquire
he could inquire
we could inquire
you could inquire
they could inquire

V-ing form

I could be inquiring
you could be inquiring
he could be inquiring
we could be inquiring
you could be inquiring
they could be inquiring

Perfect

I could have inquired
you could have inquired
he could have inquired
we could have inquired
you could have inquired
they could have inquired

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I inquire?
could you inquire?
could he inquire?
could we inquire?
could you inquire?
could they inquire?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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