【判断题】在两对社会基本矛盾中,经济基础与上层建筑的矛盾起决定作用。
【单选题】如果价值系数(V)()1,意味着该零件的相对重要性与该零件的成本相等。
【单选题】Which country does Clear shampoo come fro
【简答题】The government official said that the new tax rates would come into ______ (effective) from April.
【判断题】The protons come from the hydrogen atoms.