English verb conjugation
COULD NOSEDIVE

Regular verb: nosedive - nosedived - nosedived

Affirmation

Simple form	V-ing form
I could nosedive you could nosedive he could nosedive we could nosedive you could nosedive they could nosedive	I could be nosediving you could be nosediving he could be nosediving we could be nosediving you could be nosediving they could be nosediving
Perfect	V-ing perfect
I could have nosedived you could have nosedived he could have nosedived we could have nosedived you could have nosedived they could have nosedived	I could have been nosediving you could have been nosediving he could have been nosediving we could have been nosediving you could have been nosediving they could have been nosediving

Negation

Simple form	V-ing form
I could not nosedive you could not nosedive he could not nosedive we could not nosedive you could not nosedive they could not nosedive	I could not be nosediving you could not be nosediving he could not be nosediving we could not be nosediving you could not be nosediving they could not be nosediving
Perfect	V-ing perfect
I could not have nosedived you could not have nosedived he could not have nosedived we could not have nosedived you could not have nosedived they could not have nosedived	I could not have been nosediving you could not have been nosediving he could not have been nosediving we could not have been nosediving you could not have been nosediving they could not have been nosediving

Interrogative form

Simple form	V-ing form
could I nosedive? could you nosedive? could he nosedive? could we nosedive? could you nosedive? could they nosedive?	could I be nosediving? could you be nosediving? could he be nosediving? could we be nosediving? could you be nosediving? could they be nosediving?
Perfect	V-ing perfect
could I have nosedived? could you have nosedived? could he have nosedived? could we have nosedived? could you have nosedived? could they have nosedived?	could I have been nosediving? could you have been nosediving? could he have been nosediving? could we have been nosediving? could you have been nosediving? could they have been nosediving?

Interro-negative form

Simple form	V-ing form
could I not nosedive? could you not nosedive? could he not nosedive? could we not nosedive? could you not nosedive? could they not nosedive?	could I not be nosediving? could you not be nosediving? could he not be nosediving? could we not be nosediving? could you not be nosediving? could they not be nosediving?
Perfect	V-ing perfect
could I not have nosedived? could you not have nosedived? could he not have nosedived? could we not have nosedived? could you not have nosedived? could they not have nosedived?	could I not have been nosediving? could you not have been nosediving? could he not have been nosediving? could we not have been nosediving? could you not have been nosediving? could they not have been nosediving?