i was at church on Sunday.church前面为什么不用the

i was at church on Sunday.church前面为什么不用the i was at church on sunday .i was at the office on monday.为什么 I was at church on Sunday 英语the的用法1.i was at church on sunday.2.i was at the office on I was at church on the monday 为何要加不用加the? I was at 4 last sunday!1、the church's 2、grocer's 3、the dairy at home 和at church中间为什么不用加the on sunday,they go to ()hear mass,church,the church ,a church at church和at the church 区别 l was at () last sunday.a.the baker's b.the church's c.the d 例题1：He is often at church on Sunday 例题2：The Sawyers often at at the church