in與at在表時間的區別和用法

　　It startled me to find her sitting in my office.

　　我一進辦公室，發現她坐在里面，把我嚇了一跳。

　　There have been many changes in recent years.

　　近幾年發生了許多變化。

　　In our company, quality is high on the agenda.

　　我們公司高度重視質量。

　　Text me when you're on your way.

　　路上給我發短信吧。

　　I like to be on my own sometimes.

　　有時候我喜歡一個人待著。