1.墙上有一幅画.There is a picture on the wall.
2.墙上有点钟.There is a clock on the wall.
3.沙发上有一只大狗.There is a big dog on the sofa.
4.沙发上有一只小狗.There is a small dog on the sofa.
5.沙发后面有一双鞋.There is a pair of shoes behind the sofa.
6.沙发左面有一双鞋.There is a pair of shoes on the left of sofa.
7.桌子上有书.There are some books on the table.
8.桌子下有书.There are some books under the table.