English verb conjugation COULD DETAIN

Regular verb: detain - detained - detained

Affirmation

Simple form

I could detain
you could detain
he could detain
we could detain
you could detain
they could detain

V-ing form

I could be detaining
you could be detaining
he could be detaining
we could be detaining
you could be detaining
they could be detaining

Perfect

I could have detained
you could have detained
he could have detained
we could have detained
you could have detained
they could have detained

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I detain?
could you detain?
could he detain?
could we detain?
could you detain?
could they detain?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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