精选优质文档-倾情为你奉上介词是表示两个词之间的关系的词。介词短语指的是某一个词和另外一个词组成固定搭配,表示一个固定的意思。(一)常见的方位介词1. on There is a pencil on the desk2. in I have a book in the bag.3. under There is a dog under the chair.4. over The picture is over the bed.5. by I can see a building by the river.6. in front of There is a bus in front of the house.7. behind Mike is behind Jack.8. on the left I sit on the left.9. on the right You can see the cinema on the right.10. near My hou