when is your school library open?it open from 8a.m to 5:30p.m为什么用open from,to
问题描述:
when is your school library open?it open from 8a.m to 5:30p.m
为什么用
open from,to
答
when is your school library open?it open from 8a.m to 5:30p.m
为什么用
open from,to