I bought a dress for only 10 dollars in a sale; it was a real .
A. exchange
B. bargain
C. trade
D. business
网友回答
A. exchange
(答案→)B. bargain
C. trade
D. business
解析：A. exchange交换，B. bargain便宜货，C. trade交易，贸易，D. business生意，句意：在大减价中我只用了10美元买了一个裙子，真是便宜的商品。根据句意选B。