đặt câu hỏi cho phần gạch chân 1. Lan his studied English for 3 years ( gạch chân 3 years) 2. I play tennis at 7.00 (gạch chân at 7.00) 3 He cooked dinner for her ( gạch chân her ) 4. It is hat ( gạch chân hat ) 5. My father is a doctor ( gạch chân a doctor ) 6. He is a student at Yen Dong Secondary school ( gạch chân Yen Dong Secondary school) 7. I buy 2 kilos of rice ( gạch chân 2 kilos ) 8. He is big ( gạch chân big ) 9. They meet me because they want to talk about this ( gạch chân because they want to talk about this ) 10. He is studying Maths ( gạch chân Maths ) 11. The boy flies a bike in the yard ( gạch chân in the yard ) 12. she painted 2 pictures ( gạch chân 2 )