My mother is tired.She is on the (s )

题目

My mother is tired.She is on the (s )
s开头的英文单词，顺便再问一个Lily sits ( ) Lucy.只有in on under behind to of next to可以填。

答案

My mother is tired.She is on the sofa.
我妈妈很累,她坐在沙发上.
Lily sits beside Lucy.
莉莉坐在露西的旁边.