AP采用POE供电时,网线中用来供电的线序是() A.3.6.7.8 B.4.5.7 发布时间:2018-03-23 06:24 │ 来源:www.tikuol.com 题型:单项选择题 问题: AP采用POE供电时,网线中用来供电的线序是()A.3.6.7.8B.4.5.7.8C.1.2.4.5D.1.2.3.6
题型:单项选择题 I ____________ a boy. Li Ming ____________ my good friend. We ____________ in the same class.[ ]A. am; is; areB. is; am; areC. are; am; is 查看答案