English verb conjugation COULD VAPORISE

Regular verb: vaporise - vaporised - vaporised

Affirmation

Simple form

I could vaporise
you could vaporise
he could vaporise
we could vaporise
you could vaporise
they could vaporise

V-ing form

I could be vaporising
you could be vaporising
he could be vaporising
we could be vaporising
you could be vaporising
they could be vaporising

Perfect

I could have vaporised
you could have vaporised
he could have vaporised
we could have vaporised
you could have vaporised
they could have vaporised

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I vaporise?
could you vaporise?
could he vaporise?
could we vaporise?
could you vaporise?
could they vaporise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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