根据短文内容和所给中文提示，在空白处写出单词的正确形式。每空限填一词。

Oliver Twist

    Oliver Twist is a famous novel ____(写) by Charles Dickens. It mainly talks about the boy named Oliver Twist. His parents ____（死）, he has to grow up with many poor ____ (陌生人). One day, when nobody pays ____(关注) to him, he runs away in a ____ (仓促) to London. After he gets to London, he is cheated by one bad guy called Fagin who is very ____(不礼貌的)and then he starts his life of ____ (偷). In Fagin’s house, Oliver also meets some good partners who really care about him. When Oliver is taken to the police station, a good man Mr. Blano saves him and is quite ____ (耐心的) with him. He teaches Oliver how to read books, how to learn ____ (明智的) and how to be a gentleman. These abilities are very ____（有帮助的）to him. More importantly, Oliver’s happy childhood has finally come to an end.

（Ⅰ）据此样本，能否有99%的把握认为理科生报考“经济类”专业与性别有关？

（Ⅱ）若以样本中各事件的频率作为概率估计全市总体考生的报考情况，现从该市的全体考生（人数众多）中随机抽取3人，设3人中报考“经济类”专业的人数为随机变量X，求随机变量X的概率分布及数学期望．

附：参考数据：

（参考公式：X²= $\frac{n{\left(n_{11}{n}_{22}-n_{12}{n}_{21}\right)}^2}{n_1+n_2+n_{+1}{n}_{+2}}$ ）

有理数$\frac{1}{2}$的相反数是       (    )

一Is the bag     a blue flower your brother's?

一No．It is my cousin's．

2015年“扬州好人”评选活动由市委宣传部、市文明办、市总工会、团市委、市妇联、扬州报业传媒集团和扬州广电传媒集团（总台）共同举办。本次活动选出了十位扬州好人。

  刘卫国，2015年度“中国好人”。从部队退役后，放弃政府政策性安排，创办口腔门诊，先后捐出50多万元，帮助困难群体，经常前往当地敬老院和退伍老兵家中开展义诊慰问，给我们树立了一个良好的无私奉献的形象。