this is the book _____which I wrote down many note .
问题描述:
this is the book _____which I wrote down many note .
答
on
答
this is the book ___in__which I wrote down many note .
在这里 in which=where ,都是定语从句的引导词
希望对你有帮助O(∩_∩)O~
答
on
write...on 在……上