Обозначь отрасль экономики, в которой работает швея. 1) строительство 2) торговля

1.have we done  business with this firm.?
2.hsa she  been to the theatre this week.?
3.have they come back today?
4.has she phoned you this morning?
5. have they had a good time?
6.has the film  been on since last week?
7.have I known him for ten years?
8. have they lived in Moscow for a long time.?
9. have we received two letters from him since he went to London?