1. поставьте глаголы в следующих предложениях в утвердительную, вопросительную и отрицательную формы present simple. 1. i (to do) morning exercises. 2. he (to work) at a factory. 3. she (to sleep) after dinner. 4. we (to work) part-time. 5. they (to drink) tea every day. 6. mike (to be) a student. 7. helen (to have) a car. 8. you (to be) a good friend. 9. you (to be) good friends. 10. it (to be) difficult to remember everything.

1. I do exercises// Do I exercises? // I don't do exercises
2. He works at a factory // Does he work at a factory? // He doesn't work at a factory
3. She  sleeps after dinner // Does she  sleep after dinner ?? // She doesn't  sleep after dinner 
4. We work part-time. // Do we work part-time? // We don't work part-time
5. The y drink tea every day // Do they drink tea every day?? // They don't drink tea every day
6. Mike is a student// Is Mike a student?? // Mike isn't a student
7. Helen has a car // Has Helen a car? // Helen hasn't a car
8. You are  a good friend // Are you a good friend? // You aren't a good friend
9. You are   good friends // Are you  good friends? // You aren't  good friends
10. It is difficult to remember everything.// Is it difficult to remember everything? // It isn't difficult to remember everything.