English verb conjugation COULD TURF

Regular verb: turf - turfed - turfed

Affirmation

Simple form

I could turf
you could turf
he could turf
we could turf
you could turf
they could turf

V-ing form

I could be turfing
you could be turfing
he could be turfing
we could be turfing
you could be turfing
they could be turfing

Perfect

I could have turfed
you could have turfed
he could have turfed
we could have turfed
you could have turfed
they could have turfed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I turf?
could you turf?
could he turf?
could we turf?
could you turf?
could they turf?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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