1. The sun (set) _______ in the west 2. My friend ( dance) ______ very well. She ( be) _______ a dancer 3. Hoa's brother (try) ______ his best ( get) _____ good masks in University last exam 4. Listen! ( hear) _______ someone knocking at the front door 5. The weather (be)____ very cold and windy yesterday
