方程x²=2x的解是（   ）

《中华好诗词》以高雅的立意、精巧的设计、轻松的形式，将中华诗词艺术与电影媒体巧妙结合，满足了电视观众对传统文化多样性、多层次的需求。该节目的热播说明（    ）

①传统文化应该发扬

②科技进步会影响文化的发展方向

③文化创新要面向广大人民

④中华文化源远流长、影响深远

传染病能够在人群中流行，必须同时具备的三个环节是（　　）

判断  阅读下面的材料，判断下列句子是否符合短文内容。符合内容的选正确，不符合的选错误。

    Different people have different skin（皮肤）. Some have black skin. Some have yellow skin, and some have white skin. There was a woman in Alaska. Her skin was orange. It was almost the color of orange juice.

    How did her skin become orange? She ate lots of tomatoes, carrots, and squashes (南瓜). She ate too many orange things. That's why her skin turned orange.

    The woman didn't want her skin to be orange, so she went to see the doctor. The doctor said. “Stop eating orange things. Eat some green things.” The woman did so, and her skin wasn't orange any more.