下列生产控制方式中，具有实时控制特点的是（）。

A.事后控制方式

B.事前控制方式

C.事中控制方式

D.全员控制方式

Do you know        Hawking does not like about his speech computer?

A．that it is what

B．what it is that

C．it is that what

D．what is it that