. Đặt câu hỏi cho phần gạch châ của những câu dưới đây. 1. Mary has moved to her new house for 4 months. ________________________________________________________________________________ 2. The airplane takes off at 6pm tomorrow. ________________________________________________________________________________ 3. James and Jane are helping an old man cross the road. ________________________________________________________________________________ 4. The children visit their grandparents every two months. ________________________________________________________________________________ 5. This dress costs me $100 to buy. ________________________________________________________________________________ 6. The couple has sent a letter to their daughter. ________________________________________________________________________________ 7. Many people are queuing in front of the shop because a hot item is on sale. ________________________________________________________________________________ 8. They have watched this movie three times. ________________________________________________________________________________ 9. My mother is always complaining about my untidiness. ________________________________________________________________________________ 10. I often learn a new word by making sentences with it. ________________________________________________________________________________