IV. Выделите верный вариант.
1. Steven Spielberg has directed/has been directing over twenty films.
2. He has worked/has been working on a new job since February.
3. Oxford University Press has published/ has been publishing thousands of books.
4. They have published/ have been publishing for hundreds of years.
5. Madonna has recorded/ has been recording albums for more than two decades.
6. She has recorded/ has been recording at least ten hit records.