They have clothes A. at good priceB. at a good price C. in good priceD. in a good price

问题补充：

They have clothes

A. at good price

B. at a good price

C. in good price

D. in a good price

答案：

A. at good price

(答案→)B. at a good price

C. in good price

D. in a good price

解析：本题的含义为他们有以一个合理的价格购买的衣服，at a good price意思为“以合理的价格”，故本题选B。