Question

The park is far from here. It’s about ______.

A．thirty minutes’ walk	B．thirty minute’s walk
C．thirty-minute’s walk	D．thirty-minutes’ walk

Answer 1

A

考查数词的用法。句意“公园离这里很远。步行大约30分钟。”数词+名词所有格可以作定语；复数名词要先加s再加“’”。例如，have an hour’s ride“骑车半个小时”。故选A。