The first thing that children recongnize is that one object can be connected to another,

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• The first thing that children recongnize is that one object can be connected to another,
• 英语翻译Patrick Nuo Met her on the third floor Five Days It was love at first sight On the second of july met her on the third floor four times in one night It was a little bit of magic And the time stood still She took me to another side She got the key to my will Tell me how could such a good thing only last.1-2-3-4- Five days Once in a lifetime Five nights Too good to be true The universe is passin' by But i can`t forget our 1-2-3-4- Five days-sunshine
• The first thing that children recongnize is that one object can be connected to another,
• (4m+2n)(2m+4n)点解会得出4(2m+n)(m+2n)为什么会提4出来呢,
• （4m+2n)（2m+4n）算到这一步时怎么做 原题是9(m+n)^2-(m-n)^2