What does Chubukov at first suspect for Lomov’s coming? How does Chubukov react when Chubukov comes to know about the proposal?

Answer: Chubukov at first suspects that Lomov has come to borrow money. He immediately resolves that he will not give him any money. 

 Chubukov becomes over-excited and happy to hear that Lomov has come to ask for Natalya’s hand for marriage. He becomes so emotional that he cannot control his tears. He then embraces and kisses Lomov and expresses his long-time desire to get Lomov as his son-in-law. He calls for God’s blessing for Natalya and Lomov. He says that he is off his balance with joy. At last he goes out to call for Natalya.