关于超滤，说法正确的是（）。 A.超滤具有脱盐功能 B.与微滤相比，超滤操作压力更低

从方框中选出最佳选项补全下面的对话，其中有两项为多余选项。（5分） 
A: Hello, House of dumpling!
B: Hello!_______1________
A: Sure.
B: __________2___________.
A: Un-huh.
B: And sixteen dumplings.
A: What kind of dumplings would you like?
B:      3          .   
A: OK. Anything else?
B: Oh,yes, I’d like some soup.
A: OK. Then,       4        .
B: Tomato soup.
A: OK.         5        .
B: One large green tea and one small orange juice.
A:OK. What’s your address,please?
B:15 Peace Road.

A.What kind of soup would you like?          B. Would you like any drinks? C. I’d like chicken, fish and cabbage, please.    D. What kind of food would you like? E. Mutton and carrot dumpings,please.         F. I want to order some food,please. G.I would like some beef noodles.