Complete these disjuтctive questions. ? 1.there are a lot of good museums in moscow, 2 . lena is a theatregoer, 3.some the best russian paintings are in tretyakov gallery , 4.it is very interesting to look at painting , 5.i am rigth ,

1) There are a lot of good museums in Moscow, aren't there ?
2) Lena is a theatregoer, isn't she ?
3) Some of the best Russian paintings are in the Tretyakov Gallery, aren't they? 
4) It is very interesting to look at paintings, isn't it ?
5) I am right, aren't I ?