What do the students need to do when a teacher comes into the classroom
问题描述:
What do the students need to do when a teacher comes into the classroom
答
当老师走进教室学生应该做什么
答
当老师走进班上时,学生们必须做什么
答
What do the students need to do when a teacher comes into the classroom
当一名老师进入教室的时候,学生们需要做什么?
when引导的时间状语从句.