Question

【题目】_____May 7 local time, Macron won France's president election. ____ the age of 39, he will be the country's youngest president
A.On, In
B.On, At
C.In; In
D.In; At

Answer 1

【答案】B
【解析】句意：当地时间5月7日，马克隆赢得法国总统选举。39岁时，他将成为该国最年轻的总统。在具体某一天用介词on；短语at the age of在……岁数时；结合句意和语境可知答案为B。