根据所给提示完成句中单词。
--Alice, here are some g ____ for your birthday.   --Thank you.
Jenny wants to get Jay's a____  She is his fan.
Look!  It's going to rain. Take an u____  , please.
Last week was very rainy, and r____ fell every day.
He takes part in a swimming c____.
Every year many ____.(visit) come to Beijing to see the Great Wall.
Ann fell off her bike yesterday.____(luck), she didn't hurt herself.
Jenny wants to be a tennis ____(play) when she grows up.
Yesterday I watched a TV play about____(live) underwater.
We saw some____(real) clever animals in the zoo.

麦克尼尔在其《世界史》中这样描述雅典民主，“尽管雅典公共生活有民主政治形式。但雅典的领袖和将军一直来自贵族家庭……即使像伯里克利那样的政治家也不例外”。下列选项中对该材料解读最为恰当的是（   ）

已知正数x,y满足$x+2y-xy=0$，则$x+2y$的最小值为(  )