The businessman boasts to me that I can't find a gold necklace because his shop deals in

问题补充：

The businessman boasts to me that I can find a gold necklace，because his shop deals in the best.

A. good

B. better

C. best

D. worse

答案：

A. good

(答案→)B. better

C. best

D. worse

解析：句意：那位商人向我夸耀说我不可能找到比这更好的金项链，因为他的商店卖的是最好的。结合句意可知，此处是“否定式＋比较级”表达最高级的含义，故选B。