we should take our teacher's advice and make full use of time to study.teacher's还是teachers‘
问题描述：
we should take our teacher's advice and make full use of time to study.teacher's还是teachers‘
但是做题时两种形式都有，给学生讲就不知道怎么讲了。
答
应该是teachers'
你的老师不是一位,而是多个,建议最好用复数teachers的所有格teachers'.