问题补充：
——How far away is it from here to your school?
——It’s about ..
A. half an hour’s drive
B. half hours drives
C. half an hour drives
D. half an hour drive
答案：
(答案→)A. half an hour’s drive
B. half hours drives
C. half an hour drives
D. half an hour drive
解析：可联系答.案.网客服索取。
