题目内容


106. The stone steps up to the mountain temple had been worn ______ by centuries of visitors from every part of the world.
A.smoothB.smoothlyC.oldD.Broken
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网