1. The music was very loud. People could hear it a mile away => the music was very loud... 2. In the United States, people elect the President every four years => In the United States,.... 3. " Can I help you?" "No, thanks. Someone is helping me" => "Can I help you?" " No, thanks. ....... Câu bị động ạ, mọi người giúp em với em cần gấp lắm ạ huhu