颜真卿传世作品:in,at,on,by等在表位置时的区分？

IN介词 prep. 在…里；在…中
word that shows where or what place
· There is no cloud in the sky.
晴空万里无云。
· Glasgow is in Scotland.
格拉斯哥在苏格兰。
副词 adv. 向内；进入
word that shows where someone or something is going
· He just looked in for a moment.
他只是（在门外）往里头看了看。
· Come in.
进来。
· Step in,please.
请进来。
副词 adv. 在内；在家；在办公室
word that shows where someone or something is
· Is your brother in or has he gone to the match?
你弟弟是在家还是看球赛去了？
· "Is Mr. Smith in?" "No,he's gone out for lunch!"
“史密斯先生在家吗？”“不在，他出去吃午饭去了。”

AT介词 prep. （表示地点）在…
word that shows where
· I met my uncle at the bus stop.

我在公共汽车站碰到了我叔叔。
· I live at High Street.
我住在海街。
· I met a friend at the theatre.
我在剧院遇见了一个朋友。
· My mother is a teacher at the village school.
我母亲是乡村学校的老师。
· Isabel is at home.
依莎贝尔在家里。
· He is at the door.
他在门口。
· He is waiting at the gate.
他正在大门口等着。
· He stood at the corner of the street.
他站在街道的拐角处。
· He stands at the end of the street.
他站在大街的那头。
· The little girl skipped along at her mother's side.
小女孩跟在她母亲身旁一蹦一跳地走着
ON介词 prep. （表示地点）在…上
word that shows where
· The books are on the table.
书在桌子上。
· I think the picture would look better on the opposite wall.
我想这张画挂在对面墙上的话看起来会好些
介词 prep. 在…之旁；接近
along or by,near or close to
· Paris is on the Seine.
巴黎位于塞因河边。
· He lives in a house on the main road.
他住在大路边的一栋房子里。
词 adv. 在上
word that shows where
· But the Emperor has nothing on!
可是皇帝什么也没穿呀！
· There was so much wind that I had to hold my hat on.
风太大了，我只好把帽子按在头顶上。
· Put your hat on.
戴上帽子
BY 介词 prep. 在…旁；靠近
near to;beside
· Our teacher was sitting by the window.
我们的老师正坐在窗户旁边。
· Stand by me!
站到我的身旁来！
· We spent our holiday by the sea.
我们在海边度假。
副词 adv. 在旁边
near
· He gave me a story book when nobody was by.
当附近无人的时候他把小说给了我。

看完这些你一定会知道它们的区别.