【题目】The pen _________ which I always write with was broken by accident.
A.in
B.with
C.by
D./

【答案】B
【解析】空格处所填的介词和动词write构成搭配，即write with the pen。with which I always write with是定语从句，修饰先行词the pen。句意：我经常写字用的那支钢笔昨天被我意外地弄坏了。