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【单选题】
Which group of the following people tends to have highest rate of Aids?A.
The black elite.
B.
Women not using condoms.
C.
Aids-stricken black male.
D.
Young black women.
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【多选题】关于发送路段运费计算,下列正确的是()
A.
运费=运价率*计费重
B.
运价率=基价1（发到基价）+基价2（运行基价）*运行里程
C.
运价必须根据铁路运输商品名称与分类表查出所托运货物相应的运价号，再根据运价号找到对应的运价就是这批货物的运价率。
D.
国内煤炭的铁路运输的运价率是一样的
【单选题】轮胎规格为175/70HR13,其含义表示( )
A.
轮胎断面宽度为175mm、扁平率为70%、速度等级为H、轮辋直径为13in的斜交轮胎
B.
轮胎断面宽度为175in、扁平率为70%、速度等级为H、轮辋直径为13in的斜交轮胎
C.
轮胎断面宽度为175mm、扁平率为70%、速度等级为H、轮辋直径为13in的子午线轮胎
D.
轮胎断面宽度为175in、扁平率为70%、速度等级为H、轮辋直径为13in的子午线轮胎
【简答题】. Third-generation mobile phones, known as 3G, are the next big step for the telecom(电信) industry. Data speed in 3G networks is much quicker than that in present technology. This means users can have ...
【单选题】A 3G mobile phone, _____ to be most useful and fashionable, is popular with some agers. [ ]
A.
consider
B.
considering
C.
considered
D.
to be considered
【简答题】Have you ever heard of “3G”? Third-generation(代) mobile phone, known as 3G are popular recently. Users can surf the Internet and enjoy videos on their phones. Firstly, for some forgetful people, they ...
【简答题】Many people believe that 3G mobile phones will be used in almost all everyday activities. It____that we won’t go shopping because most things will be available(可得到的) on the Internet. There will be no ...
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