i was at the office on monday
4个回答

如果表示特指,那么特定修饰语(定冠词“the”或者指示代词 或者物主代词)是一定要加的

如 I am at my office/this office/the office which is in Shanghai.

同理 特指church时 和 office用法一样

注:只是church还可以表示泛指,即“我在教堂”(并不指明在哪一个)

于是用at church 等同于 at hospital/school/home 等等...