surprised=小吃一惊，惊喜。词性为褒义或中性

shocked=大吃一惊，惊吓。词性为贬义或中性，语气比surprised强烈很多

I thought Lucy was about 30, but she's really 35,I was quit surprised.

I thought Lucy was about 30, but she's really 50,I was shocked!

两个句子语气自行体会。

-ed 形容人的感受

-ing 形容物体，什么什么是令人吃惊的