(1) The dresses ___________（they）are made of cotton, but they sell well because of the famous designer.

(2) These are _________ (act) costumes. They are made for these beautiful ladies.

(3) Recently the Forbes magazine conducted a survey to find out who is the _________ (wealth) person in the world.

(4) I once lived in _________ (centre) Chongqing. People like hot food a lot there.