【单选题】有一山峡宽1200米,两旁都是竖直徒壁,有一人在山峡内放一枪,头两次回声间隔5秒,则人离两壁的距离是(设声速v=340米/秒).
【判断题】A business can never recover the VAT incurred on buying a car.
【判断题】A business letter is also a form of permanent written record. once it is sent, it can be copied, scanned and shared easily and can never be retrieved.
【判断题】“制造费用”账户和“管理费用”账户的本期发生额都应当在期末转入“本年利润”账户。( )
【简答题】A business can never be profitable if it is ignoring its dynamic internal and external environments . By examining its internal and external environments, an organization develops its long-term object...
【单选题】Which of the following statements is true?
A.
Never start a business if customers are dissatisfied.
B.
Customers’ dissatisfaction means you can start a business to satisfy them.
C.
There are less opportunities today to start a business because customers are always dissatisfied.
D.
There are many opportunities today to start a business with a reason.
【判断题】压力型燃油喷射系统根据进气管内绝对压力间接计量发动机进气量。
【单选题】病人,男,3岁,发热1天,体温39.3°C,伴咳嗽来医院就诊。有惊厥病史,在就诊的过程中突发抽搐,立即给予输氧、 镇静,此时首选药是
【单选题】朗伯-比尔定律为光的吸收定律,它是紫外吸收光度法定量分析的依据,其数学表达式是A=Kbc,K是常数,b指的是比色皿的光程,那么c指的是( )
【简答题】一、以下材料,指出的是上古声母研究的哪种结论?(直接说答案,无需分析) 《释名·释姿容》:“负,背也。”《释名·释宫室》:“房,旁也。” 《经典释文》:“虫,徒冬切。” 萧,苏雕切。江,古双切。 二、简答题 4.写出“三十六字母”中对应“现代汉语舌尖前音”的字母? 5.写出“三十六字母”中对应“现代汉语舌根音”的字母? 6.三十六字母中的“滂”“禅”的声调?(声调用1 2 3 4表示)