问题
选择题
It was during World War II, ____ he was in his early twenties, _____ he joined the British Army.
A．that; when
B．when; that
C．when; when
D．that; that
答案
答案：B
本题考查定语从句及强调句。句中when引导定语从句，先行词为World War II，在从句中作时间状语，that引导强调句。句意：是在第二世界大战期间，当时他20多岁，他参加了英国军队。