I bought a dress for only 10 dollars in a sale; it was a real .A. exchange B. business C b

问题补充：

I bought a dress for only 10 dollars in a sale; it was a real .

A. exchange B. business C bargain D. reward

答案：

解析：本题考查名词辨析。题意为：我仅花10元买了一件甩卖的裙子；真是一件便宜货。bargain意为：廉价货，便宜货。exchange: 交换, 交流; reward报酬；business: 商业, 买卖;事情。