问题
选择题
A girl became a writer at ___ age of 12,_____ age when many children are still in the primary school.
A．an;an
B．the;an
C．an;the
D．the ;the
答案
答案：B
该词考查冠词用法,at the age of……为固定结构，an age when是the age of的同位语，后跟由when引导的定语从句
【标签】冠词用法