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下列符号中,表示2个氯原子的是(   )

A:Cl2

B:2Cl2

C:2Cl

D:2Cl-

上一题 下一题 0.0难度 选择题 更新时间:2017-04-21 01:26:52

答案(点此获取答案解析)

C

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在四线三格中,下列哪个字母占三格?

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关于一个汉字从输入到输出处理过程正确的是(       )。

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以下说法正确的是  

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完形填空

    As some of these actors could not sing well enough, they had to rely on other musicians to help them. So during the broadcasts they just 1 to sing. Anyhow their 2 were humorous enough to be copied by other groups. They were so popular that their fans formed clubs in order to get more 3 with them. Each week on TV, the Monkees would play and sing songs 4 by other musicians.5, after a year or so in which they became more 6 about their work, the Monkees started to play and sing their own songs like a real band. Then they 7 their own records and started touring and playing their own music. In the USA they became even more popular than the Beatles and sold even more 8. The band 9 up in about 1970, but happily they reunited in the mid-1980s. They produced a new record in 1996,10which they celebrated their former time as a real band.

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如图是由五个相同的小立方块搭成的几何体,则它的俯视图是(  )


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