— May I take this book out of the reading room?

— No, you ________. You read it in here.[ ]

A. mightn't  

B. won't

C. needn't  

D. mustn't

交叉存储器实质上是一种( )存储器，它能( )执行( )独立的读写操作。

A．模块式，并行，多个

B．模块式，串行，多个

C．整体式，并行，一个

D．整体式，串行，多个