----- Nội dung dịch tự động từ ảnh ----- Chuyên đề viết lại (câu quá khứ đơn-quá khứ hoàn thành 3. He did all his work and then he went home. After 4. Steven bought a new motorbike, but first he saved enough money. Before → Before 8. After she had done homework, she went to school. → Before he 9. First he bought the ticket, he went to the cinema. → After she 10. Before she went to work, she had eaten breakfast. → After 13. He finished all his work and then he went out with his friends. → Before 14. Steven built a new house, First he saved enough money. 15. The guests left and then we tidied the house. → When 11