Viết lại câu chuyển đổi thời gian: 1. He goes to work at seven fifteen. He goes to work at a.... 2. He goes to work at seven fourty-five.. He goes to work at ... 3. Mai gets up at 6.30 Mai gets up at 4. My mother comes back home at half past seven. My mother comes back home at .... .... 5. Tony goes to school at a quarter past seven. Tony goes to school at .......