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【单选题】
当资金市场利率为8%时,某公司拟发行面值为 1000 万元,利息率为 8% ,期限为 5 年的债券,则其发行价格为( )
A.
980元
B.
1000 元
C.
1080 元
D.
1200 元
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皮皮学刷刷变学霸
举一反三
【单选题】心室肌细胞超常期的产生是由于
A.
钠通道已基本复活
B.
膜电位绝对值低于静息电位
C.
阈电位水平下移,膜电位与阈电位水平差距减小
D.
钠通道已基本复活,而膜电位低于静息电位
【单选题】阿司匹林片剂放置在空气中变黄,发生了( )反应
A.
水解
B.
氧化
C.
先水解后氧化
D.
先氧化后水解
E.
还原
【简答题】When he left university, Jan didn't know exactly what kind of job he wanted. He couldn't _________ on a career plan. Some of his friends were dreaming of ____________ a fortune. Others were waiting ...
【单选题】阿司匹林片剂放置在空气中变黄,发生了
A.
水解
B.
氧化
C.
先水解后氧化
D.
先氧化后水解
【单选题】Bill doesn't like studying languages at school. He _____ much time on his chemistry. [     ]
A.
spends
B.
takes
C.
costs
D.
pays
【单选题】Bill doesn't like studing languages at shcool . He much time on his chemistry.
A.
spends
B.
takes
C.
costs
D.
pays
【简答题】Correct errors, if any, in the following sentences:He has got a degree on Chemistry.
【单选题】He __ on chemistry.
A.
show keen
B.
is keen
C.
keen about
D.
keen
【简答题】何谓凸轮的理论轮廓与实际轮廓?
【简答题】听句子,选择最佳答语。 1.Is Jack's favourite's subject history?  A.Yes,it is. B.No,he likes chemistry best.  C.He likes math very much. 2.Is it eight o'clock now?  A.No,it's 7:20. B.No,it's 7:30. C.Yes,it is....
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