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下面这道题目真的是有很大的难度,而且需要极度的耐心哦!你要把所有的题目都照顾到,最后才能得到正解!希望你通过努力,可以攻破难关,获得胜利!
The following topic is really very difficult and requires extreme patience! You must take care of all the problems and finally get positive answers! I hope you can work hard to overcome difficulties and win!