mary's dog ran away.She is looking( )it.A at B in C of D on

问题描述:

mary's dog ran away.She is looking( )it.A at B in C of D on

这题有第五选择吗?
look at看
look in顺便看望,顺便访问
look of没有此搭配
look on旁观,观看
look for寻找
选择E for