--- What would you like sir? --- .A. Two cups coffeeB. Two cups of coffeesC. Two coffees

问题补充：

--- What would you like, sir?

--- .

A. Two cups coffee

B. Two cups of coffees

C. Two coffees

D. Two cup of coffees

答案：

A. Two cups coffee

B. Two cups of coffees

(答案→)C. Two coffees

D. Two cup of coffees

解析：two coffees=two cups of coffee。