Be quite ! make noise. 1) mustn't2)must3)can

Будь тише! Ты не должен шуметь.
1)mustn't

1) There are many historical monuments in Ivanovo

2) Ivanovo is the administrative center

3) Ivanovo attracts quite a lot of tourists because there are many churches, historic buildings and monuments as well as museums and parks

4) The main attractions in the city are cinemas, sports centers and parks.

5) Ivanovo is a city of students because there are universities here like the Medeuin Academy, Energy University

6) Burylin and Garelin have made a huge contribution to the culture of the city

7) There are many beautiful churches in the city

8) There are many historical buildings in Ivanovo that are over 100 years old.

1. We were glad to hear that no one was hurt in the earthquake.  

2. Be very careful. Don't forget to lock the door!  

3. George made us visit the museum of Fine Arts.  

4. Let me solve this problem on my own.

5. We're looking forward to meeting our colleagues.

6. Teams of doctors tried to help the hurricane victims.

7. There's no point in worrying about final exams!

I didn't use  to get up early.

Why don't you try  wearing formal clothes.

Did you remember  to send faxes?

Can you please stop  taking messages.  

He didn't mean to file papers.

Let me  arrange appointments and meetings.

Alex doesn't mind  going on business trips.

You should avoid using a computer.