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【多选题】
关于矩阵式键盘的特点，描述正确的有（ ）A.
矩阵式键盘节省了单片机IO资源
B.
矩阵式键盘识别起来比较麻烦
C.
线反转法通过两次输出和两次读入按键状态，可以完成按键的识别
D.
矩阵式键盘不需要消抖处理
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【单选题】According to the passage, cyclo-cross races are usually held from September to March because______.
A.
the winter is westerners' favorite season
B.
winter can offer cyclists more risk and danger
C.
the winter weather is more agreeable
D.
in winter the riders needn't dismount and carry their bicycle
【单选题】One reason why cyclists won their fight against cities who tried to ban them was______.
A.
the court saw the benefits of bicycling for the environment and health
B.
the court did not see the safety issue as important enough to ban bicycles
C.
it was proven that bicycles are no more dangerous than cars
D.
the safety concern claims were successfully challenged
【单选题】听力原文： More people are riding bicycles these days. In 1983 shops in Britain sold two million new bikes---that's 150, 000 more than in the previous year. In London, which has a population of 6.7 mil- li...
A.
2,000,000.
B.
1,850,000.
C.
2,150,000.
D.
150,000.
【单选题】制定营运资本筹资政策，就是确定( )。
A.
经营营运资本中短期来源和长期来源的比例
B.
流动资产所需资金中短期来源和长期来源的比例
C.
营运资本中短期来源和长期来源的比例
D.
流动资产与流动负债的比率关系
【多选题】下列哪些属于不得从销项税额中抵扣的进项税额( )。
A.
用于简易计税方法计税项目、免征增值税项目购进货物、加工修理修配劳务、服务、无形资产和不动产
B.
用于集体福利或者个人消费的购进货物、加工修理修配劳务、服务、无形资产和不动产
C.
购进的旅客运输服务、贷款服务
D.
因发生自然灾害的在产品、产成品所耗用的购进货物(不包括固定资产)、加工修理修配劳务和交通运输服务
【单选题】It is inferred that cyclists may lose their rights to ride in many places unless______.
A.
the rules are changed to allow cyclists more access
B.
people, like the author, constantly fight to preserve the status quo
C.
people are educated as to the importance of slow moving vehicles like bicycles
D.
cyclists are given the same rights as pedestrians
【判断题】零税率应税服务提供者提供零税率应税服务，如果属于适用增值税一般计税方法的，免征增值税，相应的进项税额抵减应纳增值税额(不包括适用增值税即征即退、先征后退政策的应纳增值税额)，未抵减完的部分予以退还。()
A.
正确
B.
错误
【简答题】P76 Exercise II,III。
【简答题】Cyclists are more _____ (weak and easily hurt physically or emotionally)than motorists.(Para.2)
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