How far is it from your home to school? It’s about twenty walk.A. minute’sB . minutes’ C.

问题补充：

How far is it from your home to school?

It’s about twenty walk.

A. minute’sB . minutes’ C. minutes

答案：

解析：句意：从你家到学校有多远？大约走二十分钟。根据twenty可知该用名词复数，而以s结尾的名词复数的所有格只需在右上角加’，所以选B。