Iv. напишите предложения в отрицательной форме: 1. i have practical classes every day. 2. they had a biology lesson yesterday. 3. they will have two hours of chemistry tomorrow. 4. they have examinations in summer. 5. his house is far from the institute. 6. i was present at the meeting of our group. 7. my sister is usually at home on weekends. 8. the work at the hospital was interesting for me. 9. the weather is very nice today.

1. I don't have practical classed every day.
2. They didn't have a biology lesson yesterday.
3. They will not have two hours of chemistry tomorrow.
4. They don't have examonations on summer.
5. His house is not far from his the institute.
6. I wasn't present at the meeting of our group.
7. My sister is not usually home on weekends.
8. The work at the hospital was not interesting for me. 
9. The very is not very good today.