峰顶平台是驼峰的最高地段，一般长度不小于多少？
参考答案：
峰顶平台是驼峰的最高地段，一般长度不小于10m。
We looked forward to _______ at eight in the morning, but he didn’t turn _______ until 9 o’clock..
A．his coming; up
B．his coming; in
C．he came; down
D．he came; in
串墨辊
