设矩阵 $\boldsymbol{A}=\left(\begin{array}{lll}3 & 0 & 0 \\ 1 & 4 & 0 \\ 0 & 0 & 3\end{array}\right), \boldsymbol{E}=\left(\begin{array}{lll}1 & 0 & 0 \\ 0 & 1 & 0 \\ 0 & 0 & 1\end{array}\right)$, 则逆矩阵 $(\boldsymbol{A}-2 \boldsymbol{E})^{-1}=$
$\text{A.}$
$\text{B.}$
$\text{C.}$
$\text{D.}$