从地貌学角度来看,以下哪种地貌类型不会出现在东非大裂谷之中()
A、河流
B、瀑布
C、荒漠
D、深谷
参考答案:C
With a good ______ of both Chinese and English,she had an advantage over the other interviewees.[ ]
A.program
B.guidance
C.command
D.ability
什么样才是好的采购员?