1.in front of 前面
The keys are in front of the box.
2.on 上
The keys are on the box.
3.behind 后边
The keys are behind the box.
4.next to 旁边
The keys are next to the box.
5.under 下面
The keys are under the box.
1.The books are in the book bag.
2.The chair is behind the desk.
4.the wallet is on the purse.
5.The DVD player is next to the TV.
6.The cell phone is in front of the address book.