Put these sentences in the Past and Future Tenses. 1. You must come and see my new flat.
2. I must go.
3. We must get up early every day.
4. Why must we go to study on Sunday?
5. You must work hard at your English.
6. You must learn the words.
7. Must we lean the poem today?
8. It must be very difficult to learn Chinese.
9. You must not talk at the lessons. Everybody must come to school in time.
10. Don't ring him up: he must be very busy.
11. You must not make notes in the books.
12. I must help my mother today. Don't worry!
13. This is not important. You must be joking.
14. He never comes to work late. He must have overslept today.
15. You must not argue with boss.
16. She must stop eating much and she must lose weight.​

Marry said she had gone to London with her sister.
My friend said he watched a lot of soap operas.” 
He asked if Tom would be there the following day.
My mother asked, if I had cleaned the room the day before.
Her teacher said he/she was not going to ask us/me. 
The teacher asked how the accident had happened.
My cousin said they were not interested in politics.
I asked if he/she/they had heard the bell. 
He asked me what I had told the police. 
Tom said New York is lovelier than London.
She said he had turned out a good pianist. 
She asked me if I was kidding. 
She asked to put up at that hotel.
I asked where he/she was living then.

1. Man first set foot on the Moon in July, 1969. Past Simple 2. Special telephone sets are used at plants in tropical sea climate. Present Simple Passive  3. A great Russian scientist A. N. Krylov took an active part in the work of the first Atomic Commission. Past Simple 4. The directed research is being carried out to use underground hot water for heating houses.  Present Continuous Passive
1. Человек впервые ступил на Луну в июле 1969 года. 2. Специальные телефонные аппараты используются на заводах в условиях тропического морского климата. 3. Великий русский ученый А. Н. Крылов принимал активное участие в работе первой атомной комиссии. 4. Для использования подземных горячих вод для отопления домов ведутся целенаправленные исследования.