選項有: in which, of which
想請問下列空格中應填入哪個？以及為何呢？ 謝謝大家
1. I love this book! I enjoyed reading about real-life experiences _______ a
relatively small event sparks something that is really exciting.
2.This book is entirely original, It takes a number of old stories, ______ I h
ad read several before, and presents them in a brand-new way.
（出自遠東高中英文課本第四冊）