unit 327 跳蚤市场讨价还价

dialogue 
英语情景对话

A:Hello! Are you shopping here today? Haven't I seen you in some flea markets and thrift shops a couple of times?
A:嗨！你今天来这里买东西吗？我已经好多次看到你在跳蚤市场或旧货店买东西了吧？

B:I'm just comparing prices.
B:我只是在比价而已。

A:You should! This thrift shop is really cheap, though. you have to pay cash here.
A:你应该这样做！尽管需要付现金，但这家旧货店真便宜。

B:But they don't let you have goods on approval.
B:但是他们不让你包退包换的。