Make the sentence negative and interrogative (сделайте предложение отрицательным и вопросительным 1. you are students. 2. they will be engineers in five years. 3. my father is very busy man. 4. i was at the university yesterday. 5. she will be free tomorrow. 6. the students are in the classroom now. 7. my sister is 15 today. 8. i was in moscow yesterday. 9. her work is very interesting. 10. he is frim new york. 11. she is 16. 12. they are married. 13. jane was ill last week. 14. i am a student. 15. it was cold last winter. заранее за ! )

1. You aren’t students. Are you students?
2. They won’t be engineers in five years.
Will they engineers in five years?
3. My father isn’t very busy man.
Is my father very busy man?
4. I wasn’t at the university yesterday.
We’re you at the university yesterday?
5. She won’t be free tomorrow.
Will she be free tomorrow?
6. The students aren’t in the classroom now.
Are the students in the classroom now?
7. My sister isn’t 15 today.
Is my sister 15 today?
8. I wasn’t in Moscow yesterday. We’re you in Moscow yesterday?
9. Her work isn’t very interesting.
Is her work very interesting?
10. He isn’t from New York. Is he from New York?
11. She isn’t 16. Is she 16?
12. They aren’t married. Are they married?
13. Jane wasn’t ill last week.
Was Jane ill last week?
14. I am not student. Are you student?
15. It wasn’t cold last winter. Was it cold last winter?

1. What’s wrong? You look terrible. – I have been on a vegetarian diet for three months. 2. What are you doing here? – I am waiting for my girlfriend. How long have you been waiting for her? – I have been waiting for her for about an hour. Do you always wait for her here ? – Yes, always. 3. Susan has learned all the new words already. Check her. 4. Don’t come to Helen now. She is having her English lesson. She has been having it for a quarter of an hour. 5. What are you traslating? – I am translating my home reading task. Have you been translating it for a long time? Yes, I have been translating it since Sunday. But usually you translate from English into Ukrainian quickly. Yes, but this task is rather difficult. I have been working on it for three days. How much have you translated already? – Not so much.6. It was a hard day yesterday. Lisa came home at 9 p.m., had a cup of tea, looked through her mail and went to bed. She usually does not go to bed so early. But she was very tired yesterday. She has not been so tired lately. 7. Did you enjoy Margaret Mitchell’s “Gone with the Wind”? – I have not finished reading it yet. 8. Fiona has known Kevin for a long time. 9. Do you know where Mary is? – I have not seen her today. 10. Has Michael come back? – Yes. – When did he arrive?- Two days ago.​

Объяснение:

Употребляйте Present Simple для регулярных действий.

Употребляйте Past Simple для последовательных действий в или когда сообщается/запрашивается какой-то факт из .

Употребляйте Present Сontinuous для действий, происходящих в момент речи.

Употребляйте Present Perfect для действий, завершенных к моменту речи.

Употребляйте Present Perfect Сontinuous для действий, происходящих уже какой-то период времени.

В 3-м предложении вариант has learned типичен для американского английского. Для британского английского предпочтителен вариант has learnt.

1.need a if I could transplant?-Not necessarily,but the path is longer.
WAM have to wait a bit. Mr. Brooks is busy talking on the phone.
Cat Mr. Smith that he must resolve this issue today.
4. Mr. brown told me that John should prepare for all meetings
5. Do I really need to help him to do the translation?-Not necessarily, but he will be very glad if you will help.
6. What time should I be at the airport?-In 4 hours,half an hour before departure of the aircraft.
7. You would need to call the Secretary and to convey that you will not be able to come.
Him ought long ago to solve this issue.
9.what else should I look?-Look (you should see) the Luzhniki stadium and the new Olympic facilities. Токо смог под цифрами 1 4 5 6 7 9