English verb conjugation COULD LUBRICATE

Regular verb: lubricate - lubricated - lubricated

Affirmation

Simple form

I could lubricate
you could lubricate
he could lubricate
we could lubricate
you could lubricate
they could lubricate

V-ing form

I could be lubricating
you could be lubricating
he could be lubricating
we could be lubricating
you could be lubricating
they could be lubricating

Perfect

I could have lubricated
you could have lubricated
he could have lubricated
we could have lubricated
you could have lubricated
they could have lubricated

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I lubricate?
could you lubricate?
could he lubricate?
could we lubricate?
could you lubricate?
could they lubricate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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