非谓语Hearing that news,I was astonished.
状语从句I was astonished when I heard that news.
简单句I was astonished at that news.
On hearing that news, I was shocked.
I was shocked when I heard that news.
I was greatly surprised when hearing the news.
可以这么说:On hearing that news, I was so surprised.
I was much shocked by that news .