问题
选择题
Jumping out of ____airplane at ten thousand feet is quite _____exciting experience.
A./, the
B./, an
C.an. an
D.the, the
答案
答案:C
airplane 为可数名词,an airplane 表示泛指,而此处的experience表示“经历”,为可数名词,an exciting experience意为“一次刺激的经历”