下列哪项不是席别的种类()。
A.混编硬座
B.棚车
C.三人软包
D.一人软包
参考答案:C
假如我们要进行一次全国旅行,应选择什么地图作为导游图
A.中国地图
B.世界地图
C.江苏地图
D.大丰地图
Don't use words, expressions, or phrases only to people with specific knowledge. [ ]
A. being known
B. having been known
C. to be known
D. known