已知函数$f\left(x\right)=\left\{\begin{array}{c}{\log }_2\left(1-x\right)+1,-1\le x<0\\ x^3-3x+2,0\le x\le a\end{array}\right.$的值域是$0,2$，则实数$a$的取值范围是（      ）

Suggestions for a Better School Life

Dear Headmaster,

    I'm very glad to write a letter to you. These days we are talking about how to have a better school life. Here are some of my suggestions. First, I hope our school will

    Hope my suggestions will be helpful. Thanks for reading my letter!

Yours sincerely

Liu Bo

西双版纳地区傣族居民的传统居民是竹楼，这是为了适应当地（　　）

以下做法可以增强电磁铁磁性的是(      )