句型转换。
1. My mother is short and heavy. (对划线部分提问)
____ ____ your mother ____?
2. My brother likes playing chess. (对划线部分提问)
____ ____ your brother____?
3. Ann is short. She has short straight hair. (合并为一句)
Ann is short ____ short straight hair.
4. Cathy is not tall or short. (改为同义句)
Cathy is of ____ ____.
5. I think Mary is cool. (改为否定句)
I ____ think Mary ____ cool.