第一个是在边上,挨着,例如：she is beside me.
第二个比第一个更近一步是紧挨着,例如：she is close to me.
第三个是在、、、上面,如：this book is on the desk.
第四个是交通工具 如：i go to school by bike.
第五个是下一个,如:the bank is next to the school.