23．As_________beautiful movie about pain, struggle, hope and love, Slumdog Millionaire swept the ceremony with eight awards, including     prize for best pictures.

A．a; the

B．a; a

C．the; a

D．the; the

换热器内漏，若冷却器水侧压力高于工艺侧压力，可以在冷却器（）取样分析判断。

A、进水端

B、回水端

C、工艺侧进口

D、工艺侧出口