书籍 English File - 中级 - 第 3B 课

used to express the matters that relate to a specific person or thing

关于

used to show a particular place or position

在

in, into, or at the space that is separating two things, places, or people

之间

used to indicate a time duration

对于

at a point inside an area or thing

里边

used when stating one's opinion about someone or something

的

used to show that an object is physically in contact with or attached to a surface or object

于

used to say where someone or something goes

于

used when two or more things or people are together in a single place

以