问题
选择题
Tom's first job was at a local restaurant in his early twenties，________he worked for seven years.
A．where
B．when
C．which
D．that
答案
答案：A
A 考查非限制性定语从句。句意：Tom的第一份工作是他二十出头时在一家当地饭店的工作，在那儿他工作了七年。根据句意，先行词是a local restaurant，在定语从句中作状语，故选A。