当气球体积由V1=0cm3增加到V2=36πcm3时气球的平均膨胀率为（ ）。
He ______ think he was wrong ______ I showed the answer to him. [ ]
A. didn't; at all
B. didn't; until
C. won't; until
D. not; until
以下（），不属于显卡类型。
A、ISA
B、AGP
C、PCI
D、IDE
