综合填空(用所给单词的适当形式填空。每词限用一次)

   Amy is thirteen. She comes from ____ . She’s in China with her ____ now. She’s a student in No.2 High School. She likes her school and all of her ____ . She thinks they’re very ____ to her. She likes Chinese, too. But she can’t ____  Chinese very well. Amy____ up very early every morning. She____  some milk and bread for breakfast. And she goes to school ____ bike.  She is never late.
   In the evening, she does____  homework and reads newspapers. She goes to bed at nine. She’s very____ every day.

填上适当的分数．

已知f（x）是定义在R上且以4为周期的奇函数，当x∈（0，2）时，f（x）=ln（x²﹣x+b），若函数f（x）在区间﹣2，2上的零点个数为5，则实数b的取值范围是____