问题
选择题
The general manager often looks through the sales _____ his men have kept records in different branch companies.
A．where
B．which
C．of which
D．when
答案
答案：C
考查定语从句。句意“总经理总是浏览各个分公司的销量记录。”keep record of...“对......作记录”。故选C。