She may have missed the train, she won’t arrive for another hour.
A. in that case
B. in this case
C. by which case
D. in which case
网友回答
A. in that case
B. in this case
C. by which case
(答案→)D. in which case
解析：考查定语从句。in which case， which知前半句话的含义，句意：她可能错过了火车，在那种情况下，再过一小时，她不可能到达。故选D。