Complete with the question tag
1. You are a theatre goer, … ?
2. Kharkiv isn’t the capital of Ukraine, …?
3. Mary and Christy haven’t visited the Downing Street yet, … ?
4. Your brother doesn’t go to school, … ?
5. I acted in the performance well, … ?

And here come the summer. it must be fun because my friends come. our family has big house with two floors. and all my friends can live In our home in the summer. they must by swimwear. because we will walk to the lake every day. my parents must to go to a resort that evening. and then I can do all, that I want. my parents know that I invited friends. my friends come tomorrow. I must to meet them properly. there are will be five.
my two classmates and their sisters. I cook very tasty food for tomorrow. they must will be delighted.

1. Mr Straub is working in his office.
2. Did you enjoy your holiday?
3. John has gone to the meeting.
4. Sales of the product have increased rapidly.
5. The demand for these products has fallen. 
6. I hope we will not waste our time on this project.
7. The price of petrol in Germany has risen.
8. My secretary is typing the report at the moment.
9. Why are you reading that report?
10. The Financial Director will travel to Paris with me tomorrow.
11. He is not working on Fiat project at the moment.
12. The Sales Manager will have dinner with a new client tomorrow.
13. Excuse me. I am trying to find the Post Office. Is it near here?
14. The economy is improving at the moment.
15. What will he do on Friday afternoon?
16. The economic situation is getting worse.
17. We will stay at the Hilton Hotel.
18. The local construction company has built a lot of new flats.
19. He and his wife are looking for a new house.
20. At the moment they are analysing my figures from the USA.
21. The market outlook is getting better.
22. James has checked  the stock in the warehouse today.
23. He is working in London at the moment but he usually works in Madrid.