I was nervous, but I surprised myself.

我当时很紧张，不过我让自己也感到了惊讶。

youdao

I had been married two years when I surprised myself.

结婚两年后我感到惊冱了。

youdao

Then I surprised myself by signing up for outdoor track in the second half of sophomore year.

然后，连我自己也感到惊奇，十年级下学期的时候，我又报名参加了室外径赛队。

youdao

The heart and the grit that I showed out there - I surprised myself actually.

BBC: Incomparable drama in Glasgow on Burns' night

So I was surprised to find myself a little put out when I noticed that one of the more memorable cats, who hangs around our bin shed, went missing for a week or so recently.

BBC: The lairy, wary cats stalking Jerusalem bins

And I found myself surprised for a second time.

FORBES: Attorney Who Bested IRS In Tax Preparer Regulation Case Speaks Out