doi tuong do hoa de ve hinh la gi ? hay cho biet nut lenh nao dung de gop o can gi ? o che do lenh theo le gi ? vai tro cua hop ten tren trang tinh ? cum tu f10 tren ten co nghia la gi ? vung giao nhau giua cot va hang la gi ?

What does the doctor recommend to eat?

What do happy people do? 

What kind of food will help people to keep fit and stay healthy?