the reading room is open from 9.对时间提问
问题描述:
the reading room is open from 9.对时间提问
答
When is the reading room open ?
答
阅览室从八点到九点开门
答
对时间段提问,用疑问词When
所以
When is the reading room open?
阅览室什么时候开放?
答
When is the reading room open?不确定