Прошу помогите дам 34 балов и лутший ответ посивный залог

1 The house is cleaned every day. 2 He will be awarded with a prize. 3 The house was built two years ago 4 Exabition of paintings will be opened next week. 5 The novel"War and Peace" was written in 1869 by Low Tolstoy. 6 Moscow is visited by a lot of tourists every year. 7 In Europe Christmas is celebrated in December. 8 The book is translated into thee languages. 9 The lost key was not found. That is all!!!!

2/ The house is cleaned by them every day. 3/ He will be awarded with a prize. 4/ The house was built by them two years ago. 5/ Exbition of paintings will be opened by them next week. 6/ The novel "War and Peace" was written by Low Tolstoy  in 1869. 7/ Moscow is visited by a lot of tourists every year. 8/ In Europe Christmas is celebrated in December. 9/ The book is translated into three languages. 10/ The lost key wasn't found by him.