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1. They study well. 2. Henry comes to work on time. 3. I like my new flat. 4. They often talk at the lectures. 5. Jan does her homework every day. 6. All of us listen to the teatcher attentively. 7. He comes home when his classes are over. 8. My group consist of eight persons. 9. She begins her work at eight o'clock every day. 10. Our director often receives represenatives from different firms. 11. They have dinner at seven o'clock in the evening. 12. My friends play football every Friday. 13. Our company does bussiness with different countries. 14. When she comes to her office she look trought the mail. 15. Every sunday we go to the swimming pool. 16. We live im a new block of flats in the center of the town. 17. The managers of our firm have meetings every Monday. 18. My father often does on bussiness.

1. They don't study well. Do they study well? 2. Henry doesn't come to work on time. Does Henry come to work on time? 3. I don't like my new flat. Do I like my new flat? 4. They don't often talk at the lectures. Do they often talk at the lectures? 5. Jan doesn't do her homework every day. Does Jan do her homework every day? 6. Not All of us listen to the teacher attentively. Some of us don't listen to the teacher attentively. Do all of us listen to the teacher attentively? 7. He doesn't come home when his classes are over. Does he come home when his classes are over? 8. My group doesn't consist of eight persons. Does my group consist of eight persons? 9. She doesn't begin her work at eight o'clock every day. Does she begin her work at eight o'clock every day? 10. Our director doesn't often receive represenatives from different firms. Does our director often receive represenatives from different firms? 11. They don't have dinner at seven o'clock in the evening. Do they have dinner at seven o'clock in the evening? 12. My friends don't play football every Friday. Do my friends play football every Friday? 13. Our company doesn't do bussiness with different countries. Does our company do business with different countries? 14. When she comes to her office she doesn't look trough the mail. Does she look through the mail when she comes to her office? 15. Every Sunday we don't go to the swimming pool. Do we go to the swimming pool every Sunday? 16. We don't live in a new block of flats in the center of the town. Do we live in a new block of flats in the center of the town? 17. The managers of our firm don't have meetings every Monday. Do the managers of our firm have meetings every Monday? 18. My father doesn't often do on bussiness. Does my father often do on business?