. -- You agreed to go ,so why aren't you getting ready?

-- But I ________ that you ________ me to start at once.

A．don't realize ;want

B．don't realize ;wanted

C．haven't realized ;want

D．didn't realize; wanted

离心式压缩机组辅助系统中与润滑系统基本相同的是（）系统。

A.真空复水

B.电气仪表

C.封油

D.保护