【单选题】He doesn't make ________ clear why he w ants another job when he has a good one . [ ]
【判断题】室内消火栓给水系统由消防水源、消防给水设施、室内消火栓设备组成。
【简答题】下列不属于不正当竞争行为的是( )。 A.某单位工会过节为职工搞福利发给职工购物券,限定职工只能到某商店购物 B.某微波炉生产厂家为了扩大自己的市场份额,通过媒体报道其生产的微波炉价格将跳水,经查,跳水后的价格仍在其生产成本之上 C.某商场散布某品牌的空调生产厂家售后服务不及其经销的另一品牌的空调好,建议客户购买其经销的品牌的空调 D.某商业街因扩宽马路,需要拆迁的商家纷纷以低于成本的价格销...
【简答题】Mike is at the age of ten. He is very naughty . And he isn’t good at his lessons. One day, in one of his English classes, the English teacher asked them a question, “If you had just one day to live, w...
【简答题】有哪些阀可以在液压系统中作为背压阀使用?
【单选题】Greater knowledge of biological rhythms in the treatment of dis eases could result in important changes in the practice of medicine