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【单选题】
考虑有两个因素的多因素APT模型，股票A的期望收益率为16.4%，对因素1的值为1.4，对因素2的值为0.8，因素1的风险溢价为3%，无风险利率为6%，如果不存在套利机会，那么因素2的风险溢价为( )A.
2%
B.
3%
C.
4%
D.
7.75%
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举一反三
【单选题】The battle was over, and the wounded _______ sent to hospital and the dead _______ buried.
A.
was; was
B.
were; were
C.
is; is
D.
are; are
E.
was；were
【简答题】The battle was over without a shot _______(fire).
【简答题】The battle was over, and the wounded (send) ______ to hospital at once.
【单选题】The battle was over, and the wounded to hospital at once.
A.
was sent
B.
were sent
C.
had sent
D.
had been sent
【简答题】The battle was over, and the wounded (send) ____________ to hospital at once.
【简答题】The battle was over, and the wounded(send)____to hospital at once.
【单选题】在三相异步电动机接触器互锁正反转控制电路中,正转接触器KM1和反转接触器KM2之间互锁的连接方法是
A.
KM1的线圈与KM2的动断（常闭）辅助触点串联，KM2的线圈与KM1的动断（常闭）辅助触点串联
B.
KM1的线圈与KM2的动合（常开）辅助触点串联，KM2的线圈与KM1的动合（常开）辅助触点串联
C.
KM1的线圈与KM2的动断（常闭）辅助触点并联，KM2的线圈与KM1的动断（常闭）辅助触点并联
D.
KM1的线圈与KM2的动合（常开）辅助触点并联，KM2的线圈与KM1的动合（常开）辅助触点并联