+ 에/에서 

위: on, top

자동자 위에 있어요 – It’s on top of the car.  
책상 위에 컴퓨터가 있어요 – The computer is on the desk.
소파 위에서 자고 있어요 – i am sleeping on the sofa

아래/밑: under

자동자 밑에 – Under the car  
책상 아래 (밑에) 구두가 있어요 – The shoes are under the desk.
나무 밑에서 책을 읽고 있어요 – i am reading a book under a tree. 

앞: in front of

자동자 앞에 – In front of the car 
책상 앞에 의자가 있어요. The chair is in front of the desk.
친구를 어디에서 만날 거예요? – Where are you going to meet your friends?  
은행 앞에서 만날 거예요 – I will meet them in front of the bank. 

뒤: behind, back

책상 뒤에 책장이 있어요 – The bookshelf is behind the desk.
자동자 뒤에 있어요 – It’s behind the car  

옆: beside

자동자 옆에 – Beside the car 
책상 옆에 화분 하고 옷걸이가 있어요. The coat hanger and the plant are beside the desk.

왼찍: left

책상 왼찍에 화분이 있어요. The plant is to the left of the desk.

오른찍: right

책상 오른찍에옷걸이가 있어요. The coat hanger is to the right ofthe desk.

사이: in between, among 
relationship or the space between certain objects or people

에 – objects
화분과 옷걸이 사이에 책상 있어요. The desk is in between the plant and the coat hanger.
은행하고 공원 사이에 있어요 – I am between the bank and the park
약국은 학교하고 경찰서 사이에 있어요 – The pharmacy is between the school and the police station

가은데: in the middle of

책상 가은데에 인형이 있어요. The teddy bear is in the middle ofthe desk.

중: among, between
중 – center, middle

안: inside

집 안에 강아지가 있어요. The dog is inside the house

밖: outside

집 밖에 고양이 있어요. The cat is outside the house.