Alex's friend mary just (come) home from school.She looks very sad.What (happen) to you? Alex asks. I (lose) a very interesting book.I (finish) it yet and now I don't know what to do.The worst things about this situation is thet the book isn't mine.My friend Lusy (give) it to me a week ago and I (promise)...

thank you very much

Has just come, has happened, have lost, haven’t finished, gave, promised, has not read, am trying, haven’t found, have sold, haven’t received, has never lost, have you looked for, had found, have sent, will receive