be surprised about something

I have absolutely no idea why people are surprised about this.

No one is more surprised about this turn of events than I.

I was very surprised about the bitterness in the letters.

But he was a bit surprised about the number of people.

I'm as surprised about all of this as you must he.

What surprises me is that people are surprised about this.

Peter, I cannot believe you are surprised about all of this.

Many said they were surprised and worried about the news.