English verb conjugation COULD HUMIDIFY

Regular verb: humidify - humidified - humidified

Affirmation

Simple form

I could humidify
you could humidify
he could humidify
we could humidify
you could humidify
they could humidify

V-ing form

I could be humidifying
you could be humidifying
he could be humidifying
we could be humidifying
you could be humidifying
they could be humidifying

Perfect

I could have humidified
you could have humidified
he could have humidified
we could have humidified
you could have humidified
they could have humidified

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I humidify?
could you humidify?
could he humidify?
could we humidify?
could you humidify?
could they humidify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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