1. She ___ a student.

2. We ___students.

3. I ___ a worker.

4. John and Mary ___ at home.

5. You ___ a teacher. (singular)

6. You ___ in the classroom. (plural)

7. He ___ a good worker.

8. My family ___ in Mexico. (family=singular)

9. It ___ cold outside.

10. They ___ in the car.