People warned us not to go out alone.Hướng dẫn dịch17/20People warned us not to go out alone.We were warned not going out aloneWe were warned not to go out alone by people.We weren't warned to go out alone.We were warned not to go out alone.Giải thíchĐáp án đúng: D Dịch: Chúng tôi được khuyến cáo không ra ngoài một mình.