----- Nội dung ảnh ----- EX 6. Gạch lỗi sai trong các câu sau rồi sửa lại cho đúng.
1. My friend and I was at the hairdresser's yesterday. 2. My sister in law used to had long hair but now she has short hair. 3. Did your father worked in a tobacco factory before he retired? 4. Why you didn’t come to the meeting last week? 5. My best friend and I used to hate each other when we first met. 6. Was Anna be successful with her project last week?
