问答题 Suppose A and B are similar matrices with and is an eigenvalue of A with associated eigenvector X. Then, ____ is an eigenvalue of B with associated eigenvector ____.

单项选择题 当减压回路中的执行元件需要调速时，调速元件要放在减压阀的（ ）。 A. 前后都可以 B. 前面 C. 后面 D. 不确定

不定项选择 Is the following statement regarding the interim audit true or false?  The higher the risk of material misstatement the more likely it is that the auditor will decide to perform substantive procedures during the interim audit rather than at the period end.