at what time did Alice arrive yesterday?为什么At在最前面 不是应该写成arrive at
问题描述：
at what time did Alice arrive yesterday?为什么At在最前面 不是应该写成arrive at
答
这里at不是放arrive 后面 构成arrive at短语的,arrive at +地方
比如arrive at school
at what time...在 什么时间,比如at three o'clock