1. My brother is a police officer. (就划线部分提问)
____________________________________________________________?
2. What is your mother? (写出回答)
_____________ _____________ a teacher.
3. His brother goes to work on foot. (就划线部分提问)
____________________________________________________________?
4. Is your mother a waitress? (肯定回答、否定回答)
Yes, _____________ _____________. No, _____________ _____________.1. What does your brother do?或What is your brother?
2. She is a teacher.
3. How does his brother go to work?
4. She is / She isn't