8предложений о правилах поведения в общественных местах must mustn"t

1)  the  other day we got a request for an office equipment.2)      we make a technological equipment.    3)we can not accede to your suggestion, because we have a lot of orders.4)  our firm is interested in the purchase of your computers. i would like to discuss the terms of delivery and future contract with you    .5)  month we sign a contract with this firm. they will begin to supply with the machines in two months

1. is your house had break?

2. is he your best friend?

3.  is here had an old castle?

4.  is this castle visited by tourists?

5.  when to you has said the truth?

6.  who has painted a picture ''the sunflower''?

7.  is a space examining by astronauts?

8.  what to them has still offered?

9. is thief has arrest by this police officer?

10.  is a window maybe be open?

11. is this work can be done?

12.  is this writer writing a new book?

13. is he known, as a talented musician?

14. why they wear a funny clothes?

15. which language used in thailand?

16.  is a medical treatment for a cancer can be opened?

17. is he has won?

18.  is climate changing?

19.  why the public needs to be warned about it?

20. is this brilliant the biggest in the world?

21.  do you like, when shout on you or talked about you?