已知某高速缓存Cache采用组相联映像方式，即组间直接映像，组内全相联映像。假设主存容量为4096块，每块256字节。高速缓存包含32块，分8组，每组4块。高速缓存的地址变换表应包含（1）个存储单元；每个存储单元应能存放（2）位二进制数；每次参与相联比较的是（3）个存储单元。

3（）

A．4

B．8

C．12

D．16

What Tom often told me in the past was                    he didn’t succeed,he would still go on studying hard until he was successful.

A．what unless

B．that

C．even if

D．that even if