English verb conjugation COULD INTERLINE

Regular verb: interline - interlined - interlined

Affirmation

Simple form

I could interline
you could interline
he could interline
we could interline
you could interline
they could interline

V-ing form

I could be interlining
you could be interlining
he could be interlining
we could be interlining
you could be interlining
they could be interlining

Perfect

I could have interlined
you could have interlined
he could have interlined
we could have interlined
you could have interlined
they could have interlined

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I interline?
could you interline?
could he interline?
could we interline?
could you interline?
could they interline?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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