【单选题】《食品安全法》规定,食品生产经营企业可以自行对所生产的食品进行检验,也可以委 店克现托( )食品检 验机构 进 行 检 验。
【单选题】} 防止和改良盐碱地的最根本的措施是{.XZ}
【判断题】党的十九大最重要的历史性贡献是提出习近平新时代中国特色社会主义思想,并确立为我们党必须长期坚持的指导思想。
【单选题】Which of the following statements is true of the Gold standard?
A.
Gold standard was adopted only by the smaller nations of the world.
B.
Currencies were pegged to gold under the gold standard.
C.
Convertibility to gold was not guaranteed under the gold standard.
D.
Gold standard was not helpful in maintaining balance-of-trade equilibrium.