后接由介词at引导的短语、动词不定式或that。
surprised后接介词at表示对…感到惊讶,后接介词from表示出其不意使…说了,后接介词。 
扩展资料 例句:She looked surprised when I told her.我告诉她时她显得很惊讶。I'm surprised at you, behaving like that in front of the kids.我真想不到,当着孩子们的面你竟做出这种举动。You shouldn't be surprised (that) he didn't come.他没来,你不必感到意外。