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【判断题】
期望风险收益率是指为了弥补因债务人无法按期还本付息而带来的风险,由债券人要求提高的利率。A.
正确
B.
错误
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举一反三
【单选题】下列有关Moore定律正确叙述的是().
A.
单块集成电路的集成度平均每8~14个月翻一番
B.
单块集成电路的集成度平均每18~24个月翻一番
C.
单块集成电路的集成度平均每28~34个月翻一番
D.
单块集成电路的集成度平均每38~44个月翻一番
【单选题】Every motorist pays the same amount for road tax regardless of how much they use the roads: someone who covers as little as 1 000 miles pays the same as someone who covers 20 000. This is unfair. Road...
A.
People should receive free medical treatment only if they cannot afford to pay for it.
B.
People who travel to work every day by train should pay a lower fare than those who travel only occasionally.
C.
People who ea rn more than double the average wage should be made to pay much higher charges for dental treatment.
D.
Television channels should be paid for by subscription so that only those people who watch them should be made to pay.
E.
Telephone charges should be higher for business customers than for domestic customers because they are using the system only to make money.
【简答题】下列有关Moore定律正确叙述的是().A. 单块集成电路的集成度平 均每8~14个月 翻一番 B. 单块集成电路的集成度平均每 18~24个月翻一 番 C. 单块集成电路的集成度平均每 28~34个月翻一 番 D. 单块集成电路的集成 度平均每 38~44个月翻
【简答题】附有出售选择权条款的债券是指债券持有人具有在指定的日期内以票面价值将债券卖回给发行人的权利。（ ）
【多选题】Task 3 Rewrite each of the following sentences with the word or phrases given in the brackets. Change the form if necessary. 1. He has obtained a good reputation for his business. (build up) 2. My li...
A.
He has built up a good reputation for his business.
B.
My little brother was on his best behavior in the summer camp.
C.
If you have a difficult time, I’ll see you through.
D.
Don’t throw the plastic bags away, as they may come in handy.
E.
It pays to know what you don’t know.
【单选题】下列有关使用荧光显微镜的注意事项的描述不正确的是（）
A.
应在暗室中进行检查。进入暗室后，接上电源，点燃超高压汞灯5～15分钟，待光源发出强光稳定后，眼睛完全适应暗室，再开始观察标本
B.
在调整光源时应戴上防护眼镜，防止紫外线对眼睛的损害
C.
检查时间每次以1～2小时为宜，时间过长超高压汞灯发光强度逐渐下降，荧光减弱
D.
标本需多次观察时，可直接放于4℃冰箱保存，荧光不会减弱
E.
荧光显微镜光源寿命有限，标本应集中检查，以节省时间，保护光源
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