106. The stone steps up to the mountain temple had been worn ______ by centuries of visitors from every part of the world.
A.smooth | B.smoothly | C.old | D.Broken |
推荐套卷
106. The stone steps up to the mountain temple had been worn ______ by centuries of visitors from every part of the world.
A.smooth | B.smoothly | C.old | D.Broken |