职场口语：在商店290.
I want some chocolate，please.
291.
Do you have a cheap one？
292.
I can give you 20% off.
293.
It sounds very good and I will take it.
294.
Do you accpet credit card？
295.
Will you show me that geen dress？
296.
How much is that red one.
297.
I am looking for a blue shirt，size 40.
298.
Will you wrap it for me？
299.
Can you order one for me？
300.
On which floor are the shoes sold？