问题
选择题
Can you think of some cases______drivers obviously knew the traffic rules but didn’t obey them?
A．why
B．where
C．as
D．which
答案
答案：B
此题考查定语从句。理解case的含义是”关键”，case在此表示”情形，境况”,故选where 充当定语从句的状语，而which在从句中不能充当状语，故不能选which。