Đặt câu hỏi cho phần in đậm: 1. Our school year starts on September 5 th. 2. Summer vacation lasts for three months. 3. The longest vacation is summer vacation. 4. I usualy visit my grandparents during my vacation. 5. My mother works eight hours a day. 6. Mr. Robinson is an English teacher. 7. The hotel is opposite the museum. 8. It's about two kilometers from my house to the market. 9. It's about twenty minutes to go toschool by bikes. 10. There envelopes are 5000 dong