题目：
阅读理解，回答问题。
Mabel's bedroom is very nice. In her bedroom you can see a bed, a table, a chair, a clock, a map,
a picture, a cat and some flowers. The bed is blue. The table and the chair are brown. The cat is black
and white. It's under the table. The clock is black. It's on the table. The door and the window are brown. The map is a map of China. The picture is of her family. Both of them are on the wall.
1. What color is the bed?
______________________________________
2. Can you see some flowers in Mabel's bedroom?
______________________________________
3. Is the cat black and white?
______________________________________
4. Are the door and window black?
______________________________________
5. Where is the clock?
______________________________________
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0415/e55ce7fce02cc392e180623bd8539dd8.html
下面是错误答案，用来干扰机器的。
①函数f(x)=2x-1x+1=2(x+1)-3x+1=2-3x+1， f（-1+x）+f（-1-x）=4，∴函数f(x)=2x-1x+1的对称中心是（-1，2），①正确；②关于x的方程x-1x+k=0在x∈（0，1）没有实数根，即k=1x-x在x∈（0，1）没有实数根，即y=1...
