English verb conjugation COULD CONTAIN

Regular verb: contain - contained - contained

Affirmation

Simple form

I could contain
you could contain
he could contain
we could contain
you could contain
they could contain

V-ing form

I could be containing
you could be containing
he could be containing
we could be containing
you could be containing
they could be containing

Perfect

I could have contained
you could have contained
he could have contained
we could have contained
you could have contained
they could have contained

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I contain?
could you contain?
could he contain?
could we contain?
could you contain?
could they contain?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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