问题描述: What do the students need to do when a teacher comes into the classroom 1个回答 分类:英语 2014-09-28 问题解答: 我来补答 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. 展开全文阅读