判断题

Gifts are given at the first business meeting or upon the conclusion of any business arrangement.

答案：正确

你可能感兴趣的试题

初学者绘制人物简笔画形象，最好用记号笔直接勾画
正确
错误

答案：错误

单项选择题

Inhibition of the sodium-potassium pump will cause ()

A．An increase in the flow of sodium out of the cell
B．An increase in the intracellular potassium concentration
C．Hyperpolarization of the membrane potential
D．An increase in the excitability of nerve cells
E．An increase in the intracellular volume