I can astonish you can astonish she can astonish we can astonish you can astonish they can astonish
V-ing form
I can be astonishing you can be astonishing she can be astonishing we can be astonishing you can be astonishing they can be astonishing
Perfect
I can have astonished you can have astonished she can have astonished we can have astonished you can have astonished they can have astonished
V-ing perfect
I can have been astonishing you can have been astonishing she can have been astonishing we can have been astonishing you can have been astonishing they can have been astonishing
Negation
Simple form
I cannot astonish you cannot astonish she cannot astonish we cannot astonish you cannot astonish they cannot astonish
V-ing form
I cannot be astonishing you cannot be astonishing she cannot be astonishing we cannot be astonishing you cannot be astonishing they cannot be astonishing
Perfect
I cannot have astonished you cannot have astonished she cannot have astonished we cannot have astonished you cannot have astonished they cannot have astonished
V-ing perfect
I cannot have been astonishing you cannot have been astonishing she cannot have been astonishing we cannot have been astonishing you cannot have been astonishing they cannot have been astonishing
Interrogative form
Simple form
can I astonish? can you astonish? can she astonish? can we astonish? can you astonish? can they astonish?
V-ing form
can I be astonishing? can you be astonishing? can she be astonishing? can we be astonishing? can you be astonishing? can they be astonishing?
Perfect
can I have astonished? can you have astonished? can she have astonished? can we have astonished? can you have astonished? can they have astonished?
V-ing perfect
can I have been astonishing? can you have been astonishing? can she have been astonishing? can we have been astonishing? can you have been astonishing? can they have been astonishing?
Interro-negative form
Simple form
can I not astonish? can you not astonish? can she not astonish? can we not astonish? can you not astonish? can they not astonish?
V-ing form
can I not be astonishing? can you not be astonishing? can she not be astonishing? can we not be astonishing? can you not be astonishing? can they not be astonishing?
Perfect
can I not have astonished? can you not have astonished? can she not have astonished? can we not have astonished? can you not have astonished? can they not have astonished?
V-ing perfect
can I not have been astonishing? can you not have been astonishing? can she not have been astonishing? can we not have been astonishing? can you not have been astonishing? can they not have been astonishing?