English verb conjugation
COULD ASTONISH

Regular verb: astonish - astonished - astonished

Affirmation

Simple form	V-ing form
I could astonish you could astonish she could astonish we could astonish you could astonish they could astonish	I could be astonishing you could be astonishing she could be astonishing we could be astonishing you could be astonishing they could be astonishing
Perfect	V-ing perfect
I could have astonished you could have astonished she could have astonished we could have astonished you could have astonished they could have astonished	I could have been astonishing you could have been astonishing she could have been astonishing we could have been astonishing you could have been astonishing they could have been astonishing

Negation

Simple form	V-ing form
I could not astonish you could not astonish she could not astonish we could not astonish you could not astonish they could not astonish	I could not be astonishing you could not be astonishing she could not be astonishing we could not be astonishing you could not be astonishing they could not be astonishing
Perfect	V-ing perfect
I could not have astonished you could not have astonished she could not have astonished we could not have astonished you could not have astonished they could not have astonished	I could not have been astonishing you could not have been astonishing she could not have been astonishing we could not have been astonishing you could not have been astonishing they could not have been astonishing

Interrogative form

Simple form	V-ing form
could I astonish? could you astonish? could she astonish? could we astonish? could you astonish? could they astonish?	could I be astonishing? could you be astonishing? could she be astonishing? could we be astonishing? could you be astonishing? could they be astonishing?
Perfect	V-ing perfect
could I have astonished? could you have astonished? could she have astonished? could we have astonished? could you have astonished? could they have astonished?	could I have been astonishing? could you have been astonishing? could she have been astonishing? could we have been astonishing? could you have been astonishing? could they have been astonishing?

Interro-negative form

Simple form	V-ing form
could I not astonish? could you not astonish? could she not astonish? could we not astonish? could you not astonish? could they not astonish?	could I not be astonishing? could you not be astonishing? could she not be astonishing? could we not be astonishing? could you not be astonishing? could they not be astonishing?
Perfect	V-ing perfect
could I not have astonished? could you not have astonished? could she not have astonished? could we not have astonished? could you not have astonished? could they not have astonished?	could I not have been astonishing? could you not have been astonishing? could she not have been astonishing? could we not have been astonishing? could you not have been astonishing? could they not have been astonishing?