YOU SAID:

the english caught me off guard

INTO JAPANESE

英語は私を驚かせた

BACK INTO ENGLISH

English surprised me

INTO JAPANESE

英語に驚かされた

BACK INTO ENGLISH

I was surprised by the English

INTO JAPANESE

英語に驚きました

BACK INTO ENGLISH

I was surprised at the English

INTO JAPANESE

英語に驚きました

BACK INTO ENGLISH

I was surprised at the English