16.請聽一段獨白,完成第14至16小題. 14.What does the speaker mainly talk about? A.The history of cola. B.The sale of cola. C.The development of soft drinks. 15.How was cola sold in the beginning? A.As a soft drink. B.As a medicine. C.As cooking oil. 16.Why does the speaker mention John S.Pemberton? A.Because he sold cola to doctors. B.Because he worked in a drugstore. C.Because he invented cola as a medicine.