Спряжение глаголов TO BE и TO HAVE
I. Напишите данные предложения в вопросительной и отрицательной форме:
1. Ann is a journalist. 2. This student has a good memory. 3. Professor Smith and Professor Black are colleagues. They are economists. 4. The secretary is in the office. 5. Bill has got questions to the lecturer. 6. Lecture halls are on the second floor. 7. The problem is difficult. 8. We have lectures on Friday. 9. A scientist is an expert in natural sciences. 10. A scholar is an expert in the humanities. 11. She is a student. 12. You have a sister.

1. Ann isn't a journalist. 2. This student doesn't have a good memory. 3. Professor Smith and Professor Black aren't colleagues. They areren't economists. 4. The secretary isn't in the office. 5. Bill hasn't got questions to the lecturer. 6. Lecture halls aren't on the second floor. 7. The problem isn't difficult. 8. We don't have lectures on Friday. 9. A scientist isn't an expert in natural sciences. 10. A scholar isn'r an expert in the humanities. 11. She isn't a student. 12. You don't have a sister.

 1. Is Ann a journalist? 2. Does this student have a good memory? 3. Are Professor Smith and Professor Black colleagues? Are they economists? 4. Is the secretary in the office? 5. Has Bill got questions to the lecturer? 6. Are lecture halls on the second floor? 7. Is the problem difficult? 8. Do we have lectures on Friday? 9. Is a scientist an expert in natural sciences? 10. Is a scholar an expert in the humanities? 11. Is she a student. 12. Do you have a sister?