The music room is on the fourth floor.You must walk ( ) the steps.A.up B.along C.to选择填空

问题描述:

The music room is on the fourth floor.You must walk ( ) the steps.A.up B.along C.to选择填空

walk up the steps.walk up表示走上……,这里是阶梯向上走,所以选a哦~