how far is it from your school to---amusement park

问题描述:

how far is it from your school to---amusement park
--It is ----two-kilometre walk from here
A the a
B / an
C the an
D / a

选A
amusement park这里需要加上定冠词the表示特指某一处游乐场.
a two-kilometer-walk是固定搭配,指一段2公里的步行路程.请问为什么第二个空不用零冠词或定冠词呢?告诉你是固定搭配了。懂不懂?其他的表达方式都是不对的!