——What did she have to say?

——Oh, nothing________. She only wanted me to give her a hand.

A．in short

B．in fun

C．in special

D．in particular

下列英文缩写和中文名字的对照中，错误的是______。

A．CPU——控制程序部件
B．ALU——算术逻辑部件
C．CU——控制部件
D．OS——操作系统。