English verb conjugation COULD SURF

Regular verb: surf - surfed - surfed

Affirmation

Simple form

I could surf
you could surf
he could surf
we could surf
you could surf
they could surf

V-ing form

I could be surfing
you could be surfing
he could be surfing
we could be surfing
you could be surfing
they could be surfing

Perfect

I could have surfed
you could have surfed
he could have surfed
we could have surfed
you could have surfed
they could have surfed

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I surf?
could you surf?
could he surf?
could we surf?
could you surf?
could they surf?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top