To be - positive, negative, and questions. complete the sentences with the correct form of to be. 1. a student? 2. my brother a doctor 3. my parents from london. they're from brighton 4. are you married? no, i 5. my sister and i from japan 6. your parents from the united states? 7. jane a doctor. she's a teacher 8. is he a taxi driver? yes, he 9. the wine from england?