问题补充:
It was July 24th when he arrived in London, the 30th Olympic Games would be declared open 3 days later.
A. that
B. how
C. where
D. Who
答案:
A. that
B. how
(答案→)C. where
D. Who
解析:考查定语从句。本题的先行词是London,定语从句中的结构很完整,所以使用关系副词。因为先行词是指地点的名词,故使用where。故C正确。