完形填空

     Mr Green works in an office in France.  1  Saturday,  he went to the office to do some work. When he got on the elevator(电梯) , it stopped between the   2  . Mr Oreen could not get out of the elevator. He started to  3  but no one  4   him. Then Mr Green remembered that it was a holiday in France. No one 5 going to come to work until Tuesday.

     There was   6  for him to do. He had to wait. With nothing to eat   7drink,  Mr Green slept for most of the time. Early Tuesday morning,  his  8  came to work and found the elevator was not working. When the elevator was  9  , Mr Green came out. He was cold,  weak and tired. He had been in the elevator for about sixty-four  10  ! Now Mr Green says, "I will only use elevators if they have a telephone in them. "

如图放置的△OAB₁，△B₁A₁B₂，△B₂A₂B₃，…都是边长为2的等边三角形，点A在y轴上，点O，B₁，B₂，B₃…都在直线l上，则点B₂₀₁₇的坐标是____．

    2016年初，80后博士副县长吴奇凌辞职上了热搜，毕竟他有着高学历、多个基层领导岗位锻炼、“三好（工作能力好，口才好，口碑好）县长”、当地政坛新星等众多光环。有人支持，说在遵义市凤冈县这样的穷县抛弃“金饭碗”更需要勇气，而选择的多元表明时代在进步；当官员辞职不再是新闻，才是更大的进步。有人理解，认为可以体验不同的人生，获得丰富的人生经验。有人不解，都是博士了还要充电？难道不能在工作中边干边学？有人遗憾，如果体制内能更好地解决人才流动问题，吴奇凌就不必因父母远在武汉年迈重病，自己要“报跪乳之恩，行反哺之义”而辞职。有人不屑，还不是有民营企业给他开出了上百万的年薪……

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