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单项选择题
在十进制计数显示电路搭建中用的是共阳极数码管。
A、正确
B、错误
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未知题型
______ mainly leads to the low life expectancy in Americ
单项选择题
下列哪座桥梁采用了逐跨顶推施工法?( )
A、苏通大桥
B、南京长江大桥
C、广东韶关五里亭大桥
D、四渡河大桥
未知题型
听力原文:I disagreE.By creating jobs in emerging markets, we believe HSBC is making a positive contribution to social and economic development. For example, think about our diversified employees all over the worlD.They are trained to the same high standards as their colleagues in London and work in an environment that meets our international standards.
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