English verb conjugation COULD SLIPCOVER

Regular verb: slipcover - slipcovered - slipcovered

Affirmation

Simple form

I could slipcover
you could slipcover
he could slipcover
we could slipcover
you could slipcover
they could slipcover

V-ing form

I could be slipcovering
you could be slipcovering
he could be slipcovering
we could be slipcovering
you could be slipcovering
they could be slipcovering

Perfect

I could have slipcovered
you could have slipcovered
he could have slipcovered
we could have slipcovered
you could have slipcovered
they could have slipcovered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I slipcover?
could you slipcover?
could he slipcover?
could we slipcover?
could you slipcover?
could they slipcover?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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