有2008个小玻璃球，甲，乙两人用这些玻璃球进行比赛，比赛的规则是，甲，乙轮流取球，每人每次可取1一4个球，取走最后一个球算输．甲为了取胜，他应该如何取球？

从下列事实所得出的相应结论正确的是(　　)

    Today is Friday. Peter has six classes today. He goes to school at 7:30 a.m. At 8:00 a.m., he begins his first class. The first class is English. At 9:00 a.m., he has math. Peter likes math because it’s interesting. At 10:00 a.m. she has a biology class. Peter thinks it's very boring. Then at 11:00 a.m., he has a history class. That's his favorite subject. He can learn a lot about the past from history.
    Peter has lunch at school at about 12:00. Then he has a short break. At 1:30 p.m., he has a music class. At 2:30 p.m., he has a P.E. class. Peter likes this afternoon, because music and P.E. are easy and interesting. School is over at 4:00 p.m. Peter is happy because he can go home and have a good time on Saturday and Sunday.
阅读短文内容，选择正确答案。

填入下面横线处最适当的一项是(    )

    理学家为什么崇古抑律？______________古体与律体之辨跟诗歌史联系起来，就是古体的典范——汉魏晋诗与律体的典范——唐诗之辨。

①那么，为什么讲求声律、对偶等形式技巧就是品格低呢？

②他们认为，诗歌的审美方面、形式技巧方面对于人的道德修养没有正面的价值。

③以这种价值观去看诗歌的体裁样式，古体诗就高于律诗。

④既然诗歌的审美方面没有价值，本来可以不讲，但是如果要进入到诗歌领域去谈诗的话，那么，形式方面人为的工巧因素越多，其价值就越低。

⑤抛开诗歌的内容不论，单从形式上看，近体诗要讲求声律、对偶等，这些讲求在理学家看来，是其在品格上低于古体诗的重要原因。

若关于 $x$ 的一元二次方程 $x^2+2x-m=0$ 有两个不相等的实数根，则化简代数式 $\sqrt{{(m+2)}^2}-\left|m+1\right|$ 的结果是____．