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【多选题】
下列有关市盈率的说法中,错误的有( )。
A.
市盈率是股票每股市价与每股收益的比率
B.
市盈率反映了普通股股东为获取1元净利润所愿意支付的股票价格
C.
如果公司的目前市盈率较高,则不值得投资者进行投资
D.
公司的市盈率与利率水平无关
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举一反三
【判断题】The temperatures in Britain are rarely lower than 0 C in winter or higher than 32 C in summer.
A.
正确
B.
错误
【判断题】The coldest temperatures in the world are found in high-altitude climates.
A.
正确
B.
错误
【单选题】哪个选项对文件的描述是错误的?
A.
文件是存储在辅助存储器上的数据序列
B.
文件可以包含任何内容
C.
文件是数据的集合和抽象
D.
文件是程序的集合和抽象
【单选题】下列协议标准中,那个传输速率是最快的?
A.
802.11a
B.
802.11g
C.
802.11n
D.
802.11b
【单选题】下列协议标准中,那个传输速率是最快的( )。
A.
802.11a
B.
802.11g
C.
802.11n
D.
802
【单选题】In the past 40 years, the average temperatures in the Arctic ______.
A.
have been rising as quickly as the global temperatures' rising'
B.
have been rising more slowly than the global temperatures' rising
C.
have been rising more quickly than the global average temperatures' rising
【单选题】下列协议标准中,那个传输速率是最快的()
A.
802.11a
B.
802.11g
C.
802.11n
D.
802.11
【单选题】In the past 40 years, the average temperatures in the Arctic___
A.
have been rising as quickly as the global average temperatures' rising
B.
have been rising more slowly than the global average temperatures' rising
C.
have been rising more quickly than the global average temperatures' rising
【判断题】The temperatures in Britain are rarely lower than 0 c( centidegree ) in winter or higher than 32 C in Summer.
A.
正确
B.
错误
【简答题】现有一批货物毛重280千克,从我国北京空运至英国伦敦。根据《航空货物公布直达运价》可知45千克以上300千克以下的运价为40元/千克,300千克以上500千克以下的运价为35元/千克。 请计算应收运费。
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