Переведите предложения. 1. Они часто ведут переговоры с иностранными фирмами. 2. Они сейчас ведут переговори. 3. Они

1. They often hold negotiations with foreign firms.2. They are holding negotiations.3. They held negotiations with this firm last week.4. They have held negotiations with the firm \"Black and K\" this week.5. When we were back to the office, they were holding negotiations yet.6. We are going to hold negotiations with them next week.7. Our bureau usually loads out facilities on time.8. Our bureau hasn\'t loaded out facilities yet.