What do you think are the best food for breakfast, lunch and dinner?
I think the best food is rice(breakfast) = I think the best food for breakfast is rice.
I think the best food is hamburger(lunch) = I think the best food for lunch is hamburger.
I think the best food is meat(dinner) = I think the best food for dinner is meat.

NOTE: I like these food for my meal, Lyan! ^^