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【单选题】
一次还本付息且不计复利的债券估价模型为( )。A.
F·(P/F，L，n)
B.
F·(P/A，k，n)
C.
(F+F·i·n)·(P/F，k，n)
D.
(F+F·i·n)·(P/4，K，n)
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举一反三
【单选题】The naughty boy,who starved _____ a CD, said seriously to his father that he would starve _____ death rather than give up his demand. [ ]
A.
for; to
B.
for; till
C.
about; until
D.
after; to
【单选题】I won’t have to cook supper , I ‘m tired . _____________?
A.
Why do going out for dinner
B.
Why don’t you go out for dinner
C.
Why doesn’t you go out for dinner
D.
Why didn’t you go out for dinner
【简答题】解密函数D作用于C产生M,用数学公式表示为( )
【单选题】The boy said that the fish his mother cooked tasted ______.
A.
good
B.
well
C.
to be good
D.
to be well
【单选题】Ed said that his boy fell off a tree.（）
A.
Oh dear! I hope he wasn‘t hurt
B.
Oh, no. A lucky boy.
C.
He might have broken his arm.
D.
Nothing serious.
【简答题】A．Go through a health check. B．Take little luggage with them. C．Arrive early for boarding. D．Undergo security cheeks.
【简答题】A．Go through a health check, B．Take little luggage with them. C．Arrive early for boarding. D．Undergo security checks.
【简答题】A．Go through a health check. B．Take little luggage with them. C．Arrive early for boarding. D．Undergo security checks.
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