Đặt câu hỏi cho các câu trả lời sau

Dat cau hoi cho cac cau tra loi sau: 1.That farmer works from early in the morning till late in the afternoon.(How long) 2.I feed my chickens and cllect their eggs at six a.m and four p.m(What time) 3.No, a farmer has no real vacations(Does) 4.My younger brother has a lot of stamps form different countries(Who) 5.I feed very pleased about the breakfast(How) 6.No, Hoa is never late for school(Is) 7.The David often travel to Viet Nam in summer (Where) 8.Mary wants to visit London tower this summer vacation(When)