1there are some books （on）the desk.有一些书在桌子上
2the hotel is next （to）the besk.next to:与 隔壁
3betty sits （at） touy ‘sright.坐在旁边
4class one is in front of class two,class two is （at the back of）class one.在 后面
5there are sixty minutes （in）an houp.houp你写错这个字了吧
6i live (in)23 center street.住在
7the library is (between) the market and and the shop.在 之间