I love drinking soft drinks and I have to have one with me at all times! What is your favorite soft drink?
I'm a Diet Coke addict! I like my soft drinks served chilled and over ice. The colder, the better. Do you agree?
I do agree! What is your favorite orange-flavored soft drink?
I like Sunkist Orange the best I think. I never knew they are called "soft" drinks because it's a contrast with "hard" alcoholic drinks. 
I also like Sunkist Orange. Do you prefer soft drinks that are sweetened with sugar, high-fructose corn syrup, fruit juice, or sugar substitutes?
Soft drink
A soft drink (see § Terminology for other names) is a drink that usually contains carbonated water (although some lemonades are not carbonated), a sweetener, and a natural or artificial flavoring. The sweetener may be a sugar, high-fructose corn syrup, fruit juice, a sugar substitute (in the case of "diet drinks"), or some combination of these. Soft drinks may also contain caffeine, colorings, preservatives, and/or other ingredients.
Soft drinks are called "soft"
guests were leaving after the meeting, Lu Su also took his leave but Sun Quan called him back. They shared a table and had a private conversation over drinks. Sun Quan asked, "The Han dynasty is in decline and there is turmoil everywhere. I have inherited the work of my father and elder brother, and I intend to make achievements like those of Duke Huan of Qi and Duke Wen of Jin. I am honoured to have your noble patronage. What advice do you have for me?" Lu Su