There are three people in my family, my parents and I. My name is Li Yan. I 'm a middle school1.

    I am thirteen years old. I 'm from China, so I can speak2. I can speak a little English, too. These are my 3 .My father is a teacher in a 4 . He can speak Chinese, English and French. He teaches English. He likes 5. He often goes swimming and plays table tennis on Sunday.

    My6  is a manager. She works in a factory.7only speaks Chinese. She likes music and she can8very well. She often sings old songs. She likes white best, so her favourite season is9because it snows. Look! Here is my 10. Its name is Mimi. It is a very cute cat and I like to play with it.

如图所示，横截面为正方形的玻璃砖ABDE处于真空中，其边长为d．现有与ABDE在同一平面内的单色细光束P经AB边中点O射入玻璃砖中．已知细光束与AB边成θ=30°夹角，玻璃砖的折射率n= $\sqrt{3}$ ，光在真空中的传播速度为c．不考虑光的多次反射，求：

（i）该光束从玻璃砖射出时，相对入射光束P的偏向角（出射方向与入射方向间的夹角）；

（ii）该光束在玻璃中的传播时间．

名著阅读。
      《格列佛游记》的作者是英国的           (人名)；故事的小人国游记讲述了利里浦特与邻国不来夫斯古兵戎相见的故事，这一故事反映了主人公格列佛是个          的人。在这篇小说中，“我”来到了大人国的皇宫，受到了王后的侏儒的哪些欺侮？

设集合$P=\left\{x|x^2-x-2\ge 0\right\},Q=\left\{y|y=\frac{1}{2}{x}^2-1,x\in P\right\}$,则$P\cap Q=$（   ）