1. 方位介词on, over, above的用法
A. on表示一物放在另一物上面,两者紧贴在一起,如:The book is on the table.
B. over表示一种垂直悬空的上下关系,即“在…上方”,如:Is there any bridge over the river?
C. above表示一般的“高于…”,“在…之上”,如:There was an electric clock above his bed.
2. 方位介词under与below的用法
A. under是over的反义词即“在…下方”,如:They were seen under the tree.
B. below是above的反义词即“低于…”,“在…之下”,如:They live below us.
3. 方位介词across,、through、over,、past的用法
A. across着重于“从一头或一边到另一头或另一边”,强调从表面穿过。
如:She went across the street to make some purchases.
B. through着重于“穿越”,强调从一定的空间内穿过。
如:The sunlight was coming in through the window.
C. over多表示从“上方越过”,如:He failed to go over the mountain; he had to go round it.
D. past表示从“面前经过”,如:Someone has just gone past the window.
4. 方位介词in、on、at的用法
A. in表示“排、行、组”,如:We are in Team One.
B. on表示“左、右”,如:Li Ping is on my left.
C. at表示“前、后”,如:I sit at the front of the classroom.
5. 方位介词to、for的用法
A. to表示目的地或去的目的,如:Wil you take a train to Tianjian.
B. for表示动身去某地,如:He got on a train for Shanghai.
6. 地点介词at与in的用法
A. at表示较小的地方,如家、村、乡村等,如:He lives at a small village.
B. in表示较大的地方,如大城市、国家、洲等,如:He lives in Beijing.
7. 地点介词at与on的用法
A. 介词at用于门牌号,如:He lives at No.200, Nanjing Road.
B. 介词on用于路名,如:He lives on Nanjing Road.
8. 地点介词in、on、to的用法
A. in表示“包含”如:Beijing is in the north of China.
B. on表示“紧邻”如:Canada lies on the north of the U.S.
C. to表示“没接触”如:France lies to the south of England.