可以填whose price
whose可作who的所有格,也可作which的所有格,作“某(人)物的……”解,它所指代的先行词可以是人,也可以是物.比如
Mr Liu wants to talk to the students whose homework hasn't been handed in．刘老师要跟那些没交家庭作业的学生谈话.
We live in a house whose windows open to the south．我们居住在一所窗户朝南开的房子里.