Collocations for amazed - adj.

be, look, seem, sound, stand

absolutely, completely, just, pretty (esp. AmE), quite, really, totally, truly, utterly
genuinely
always, constantly, continually
still
I am still amazed that she won first prize.

at
Frances was amazed at her sudden strength.

by
I was totally amazed by the brilliance of her paintings.

continue to be amazed, never cease to be amazed
I never cease to be amazed at the way people hurt one another.

shocked and amazed
I was shocked and amazed at what I was seeing.