出人口守卫的岗位类型主要包括（）
A.坐岗
B.站岗
C.礼宾岗
D.专用设施控制岗
E.夜班岗
参考答案：A, B, C, D
因雨雪灾害致使湖南、贵州、江西等省电力供应中断，商务部紧急向灾区调运蜡烛800万只，有效缓解了灾区居民照明用品紧缺的问题。从商品的功用看，电力和蜡烛是
A．互补商品
B．功能完全一样的商品
C．价值和使用价值相同的商品
D．互为替代品
Four years ago, quitting the artistic director of American Ballet Theatre, Baryshnikov found the White Oak Dance Project.
A. have quit as was founding B. having quit as had foundedC. being quit as founded D. having quit as founded
