问题
选择题
Is it the years _______ you worked in Africa as a doctor _______ have a great effect on your literary works?
A．that; where
B．that; that
C．when; where
D．when; that
答案
答案：D
该题既做到了把定语从句放到疑问句中，又做到了把定语从句放到强调结构里进行考查。第一个空是个定语从句，先行词是the year，when在定语从句里是时间状语；第二个空是it is …that…强调结构。