由内港媒体专家深入解析外宣及危机公关的传播要点和应对技巧，并通过模拟场景演练，提升企业媒体管理能力。 to Be not absolutely grammatical, though the example is ok with "those" rather than "the ones/chairs". (Perhaps we must always distinguish among "types" like a plural indefinite noun in "the ones" and as being a pronoun (so called) which stands for a whole indefinite NP.) O CyberGhost ... https://vodemcasa.com/one-tv-smart-p2p-assinar