1. Where is Cambridge situated?

2. Who studied at Cambridge?

3. Whom did I have to phone yesterday?

4. What was prescribed to the patient a week ago?

5. Who comes to the lecture regularly?

6. What has a doctor to do while examining a patient?

7. What has already begun?

8. Where must I go?

9. Whom did I meet yesterday?

10. Under what condition could the doctors perform an operation?