下列句中加粗词活用方式不同于其他三项的一项是[ ]
A．所以动心忍性
B．人恒过，然后能改
C．必先苦其心志
D．贫贱不能移
答案：B
关于感光效应与管电压的关系，正确的叙述是（）
A.感光效应与kV成正比
B.感光效应与kV成反比
C.感光效应与kV2成正比
D.感光效应与kV2成反比
E.感光效应与kVn成正比
—Why are you so happy, Jim?
—Because there a basketball match between my favourite teams today.
A．is going to have
B．are going to be
C．is going to be
D．are going to have
