English verb conjugation COULD CURVE

Regular verb: curve - curved - curved

Affirmation

Simple form

I could curve
you could curve
he could curve
we could curve
you could curve
they could curve

V-ing form

I could be curving
you could be curving
he could be curving
we could be curving
you could be curving
they could be curving

Perfect

I could have curved
you could have curved
he could have curved
we could have curved
you could have curved
they could have curved

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I curve?
could you curve?
could he curve?
could we curve?
could you curve?
could they curve?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Page top