问题
选择题
—How did you get in touch with the travel agent, Robin?
—Oh, that’s easy. I surfed the Internet and then called one ________ the telephone
number is provided.
A．which
B．in which
C．of which
D．whose
答案
答案：C
因为of which引导定语从句，并在从句中作定语。of which the telephone number =" whose" telephone number。