English verb conjugation COULD TRANQUILLISE

Regular verb: tranquillise - tranquillised - tranquillised

Affirmation

Simple form

I could tranquillise
you could tranquillise
he could tranquillise
we could tranquillise
you could tranquillise
they could tranquillise

V-ing form

I could be tranquillising
you could be tranquillising
he could be tranquillising
we could be tranquillising
you could be tranquillising
they could be tranquillising

Perfect

I could have tranquillised
you could have tranquillised
he could have tranquillised
we could have tranquillised
you could have tranquillised
they could have tranquillised

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I tranquillise?
could you tranquillise?
could he tranquillise?
could we tranquillise?
could you tranquillise?
could they tranquillise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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