【多选题】If Q is large than K, which of the following expression are correct?
A.
The direction of reaction is forward.
B.
The direction of reaction is backward.
C.
The reaction favours products.
D.
The reaction favours reactants.
E.
The reaction turns to left.
F.
The reaction turns to right.
G.
The reaction Gibbs energy is large than 0.
【判断题】Many institutions that make mortgage loans do not want to hold large portfolios of long - term securities, because it would subject them to unacceptably high interest - rate risk.
【单选题】The country has ______people and ______money ______spent on tobacco every year.
A.
a large quantity of, a number of, are
B.
plenty of, a great deal, are
C.
a great deal of, plenty of, is
D.
a large number of, a large amount of, is
【判断题】轴箱装置的作用是将轮对和侧架连接在一起;承受和传递轮对与转向架之间的各种载荷,承受车体重力,传递牵引力、制动力;保护轴颈,使轴颈与轴承间得到润滑,减少摩擦以防止在高速运行条件下发生热轴,保证列车运行安全。
【单选题】下图表示染色体、DNA、基因三者之间的关系,关于三者之间关系的叙述错误的是 [ ]
A.
每条染色体上含有1个或2个DNA分子,DNA分子上含有多个基因
D.
在生物的传宗接代中,染色体的行为决定着DNA和基因的行为
【单选题】乔安娜是一个23岁的单亲妈妈,她拿着最低工资,在一家汽车旅馆和另一家汽车旅馆之间工作。约瑟芬是一名45岁的单身女性,收入不菲,除了办公室之外没有什么兴趣和朋友。乔纳森今年60岁,非常富有,有一个温馨的家庭,喜欢他的工作。您已经决定应用马斯洛需求层次理论来确定这些个体的动机。以下哪种需求最有可能激励乔安娜?
【单选题】希腊神话中的著名女巫()掌握着生杀予夺的魔力。