Viết lại câu sao cho nghĩa không thay đổi 1. She bought that house in 1973. => She has ___________________________ 2. How long have you been engaged ? => When did __________________________ 3. What a beautiful home you have ? => You have __________________________ 4. I last saw An six months ago . => I haven't ___________________________ 5. Hoa hasn't written to me since June last year . => The last time _______________________