Задание 12. Найдите и исправьте ошибки

1. The students was working in our lab for several hours. 2. What are doing you in my room? 3. Tomorrow at 9 a.m. we are writing our course papers. 4. The delegation was leave when we came to the airport. 5. Who be taking part in the morning cross? 6. Look, both teams playing football well. 7. Our guests are watch TV in the sitting room. 8. Your son playing the piano, isn't he? 9. Where are working your operators at the moment? 10. She going to visit you.